| Zur Systematik | UB Regensburg |
| Ćosić, Dobrica | KW 7720 - KW 7725 |
| Cosin, John | HI 1765 - HI 1769 |
| Cosmas, Hierosolymitanus | FK 19398 - FK 19403 |
| Cosmas, Indicopleustes | FK 19448 - FK 19453 |
| Cosmas, Pragensis | FY 21448 - FY 21453 KS 2780 - KS 2785 |
| Cosmas, Vestitor | FK 19498 - FK 19503 |
| Cossery, Albert | IH 30040 - IH 30041 |
| Cossío, Francisco de | IP 3514 |
| Cossío, José María de | IP 3516 - IP 3517 |
| Cossió, Manuel B. | IP 3520 - IP 3521 |
| Cossu, Antoni | IV 21520 - IV 21521 |
| Costa, Cláudio Manoel da | IQ 90000 - IQ 90001 |
| Costa du Rels, Adolfo | IQ 56860 - IQ 56861 |
| Costa, Isaac da | GU 53950 - GU 53951 |
| Costa Rica | IM 9745 IQ 28000 IQ 28001 IQ 28002 IQ 28004 IQ 28005 IQ 28010 IQ 28130 MI 74000 - MI 74999 MI 74097 MI 74210 MI 74340 - MI 74348 ML 9412 QG 630 WI 9140 |
| Costa, Sosígenes | IQ 91650 - IQ 91651 |
| Costa y Martínez, Joaquín | IP 3525 - IP 3526 |
| Costabile, Franco | IV 21600 - IV 21601 |
| Costafreda, Alfonso | IP 3528 |
| Costantini, Humberto | IQ 72223 |
| Costar, Pierre | IF 7150 |
| Coster, Dirk | GU 64001 - GU 64002 |
| Coster, Samuel | GU 43120 - GU 43121 |
| Costin, Miron | IX 4830 - IX 4831 |
| Costo, Tommaso | IU 4402 |
| Cota, Sancho | IN 8300 - IN 8301 |
| Cotarelo Valledor, Armando | IP 3535 - IP 3536 |
| Cotarelo y Mori, Emilio | IP 3530 - IP 3531 |
| Cote Lamus, Eduardo | IQ 38200 - IQ 38201 |
| Cotta, Johann Friedrich von | NP 2035 |
| Cotton, John L. | HS 3660 - HS 3665 |
| Couchoro, Félix | IJ 82988 - IJ 82989 |
| Couchsurfing | QQ 790 QR 790 |
| Coulomb-Anregung | UN 3350 |
| Coulometrie | VG 8160 - VG 8169 |
| Coulonges, Henri | IH 30320 - IH 30321 |
| Couperus, Louis | GU 64014 - GU 64017 |
| Coupry, François | IH 30360 - IH 30361 |
| Courier, Paul-Louis | IG 5882 - IG 5884 |
| Courrière, Yves | IH 30440 - IH 30441 |
| Court soccer | ZY 2030 - ZY 2039 |
| Courtade, Pierre | IH 30480 - IH 30481 |
| Courteline, Georges | IG 5889 - IG 5893 |
| Courths-Mahler, Hedwig | GM 2876 - GM 2879 |
| Courtilz de Sandras, Gatien de | IF 7350 - IF 7351 |
| Courtin, Charles | IH 30520 - IH 30521 |
| Courtot, Claude | IH 30536 - IH 30537 |
| Courval, Thomas Sonnet de | IF 8954 |
| Cousin, Gabriel | IH 30560 - IH 30561 |
| Cousin, Victor | CH 2200 - CH 2217 NB 4723 |
| Cousse, Raymond | IH 30600 - IH 30601 |
| Couté, Gaston | IH 30640 - IH 30641 |
| Couto, Diogo do | IR 5624 - IR 5625 |
| Couto, Mia | IR 8710 - IR 8711 |
| Couve de Murville, Maurice | NQ 7435 |
| Couven, Johann Joseph | LI 23880 |
| Covarrubias Orozco, Sebastián de | IO 4050 - IO 4051 |
| COVID-19 | YD 8600 |
| Coward, Noël | HN 2950 - HN 2955 |
| Cowley, Abraham | HK 1810 - HK 1815 |
| Cowper, William Cowper | HK 1850 - HK 1855 |
| Cox, David R. | SF 2267 |
| Coxsackieviren | XD 7300 - XD 7328 YD 7300 - YD 7399 |
| Coypel, Antoine | LI 23900 |
| Coypel, Charles-Antoine | IG 2236 |
| Cozrohus, Frisingensis | FY 21498 - FY 21503 |
| Cozzani, Ettore | IV 21640 - IV 21641 |
| Cozzens, James Gould | HU 3390 - HU 3395 |
| CP-Parität | UO 5170 |
| Craig, Alexander | HI 1770 - HI 1775 |
| Craik, Dinah Maria Mulock | HL 3790 - HL 3795 |
| Cramer, Carl Gottlob | GK 3270 - GK 3271 |
| Cramer, Heinz von | GN 3837 - GN 3838 |
| Cranch, Christopher Pearse | HT 4798 - HT 4799 |
| Crane, Hart | HU 3400 - HU 3405 |
| Crantor, Solensis | FH 40148 - FH 40153 |
| Crashaw, Richard | HI 1780 - HI 1785 |
| Craterus, Macedo | FH 37348 - FH 37353 |
| Crates, Atheniensis | FH 53048 - FH 53053 |
| Crates, Comicus | FH 24748 - FH 24753 |
| Crates, Mallotes | FH 47428 - FH 47433 |
| Cratevas, Medicus | FH 51298 - FH 51303 |
| Cratinus, Comicus | FH 21898 - FH 21903 |
| Cratinus, Iunior | FH 31248 - FH 31253 |
| Cratippus, Atheniensis | FH 27598 - FH 27603 |
| Cratylus | FH 28660 |
| Cravan, Arthur | IH 30700 - IH 30701 |
| Crawford, Francis Marion | HT 4830 - HT 4835 |
| Crawford, Isabella Valancy | HQ 4486 - HQ 4487 |
| Crawford, Jack | HT 4850 - HT 4855 |
| Creangă, Ion | IX 6021 - IX 6022 |
| Creatio ex nihilo | BN 4180 |
| Cree | EE 2986 |
| Creech, Thomas | HK 1860 - HK 1864 |
| Creeley, Robert | HU 3410 - HU 3415 |
| Creme | VX 7520 - VX 7529 |
| Cremer, Johann | GU 64029 - GU 64030 |
| Crémer, Victoriano | IP 3537 |
| Cremona, Italo | IV 21760 - IV 21761 |
| © Universitätsbibliothek Regensburg, realisiert von Sepp Kuffer |