| #71 | Collection of Czechoslovak Chemical Communications. -- Praha : Ústav organické chemie a biochemie Akademie věd České republiky, 1929-2011. -- ISSN 0010-0765 print. -- ISSN 1212-6950 online |
| #72 | Colloid and polymer science. -- Berlin : Springer, 1974-. -- ISSN 0303-402X print. -- ISSN 1435-1536 online |
| #73 | Coloration technology. -- Bradford : Society of Dyers and Colourists, 2001-. -- ISSN 1472-3581 print. -- ISSN 1478-4408 online |
| #74 | Colourage. -- Bombay : Colour Publications, 1954-. -- ISSN 0010-1826 |
| #75 | Communications of the ACM. -- New York : Association for Computing Machinery, 1959-. -- ISSN 0001-0782 print. -- ISSN 1557-7317 online |
| #76 | Computers & chemistry. -- Oxford : Pergamon, 1976-2003. -- ISSN 0097-8485 print. -- ISSN 1879-0763 online |
| #77 | Computerworld. -- Praha : IDG Czech, 1990-. -- ISSN 1210-9924 print. -- ISSN 1212-6810 online |
| #78 | Contemporary organic synthesis. -- Lechtworth : Royal Society of Chemistry, 1994-1997. -- ISSN 1350-4894 |
| #79 | Control engineering. -- Des Plaines : Cahners, 1954-. -- ISSN 0010-8049 |
| #80 | Current contents, Life sciences. -- Philadelphia : Institute for Scientific Information, 1967-. -- ISSN 0011-3409 |