| #431 | Journal of toxicology and environmental health. -- Washington : Hemisphere Pub. Corp., 1975-1997. -- ISSN 0098-4108 print. -- ISSN 1087-2620 online |
| #432 | Journal of tropical ecology. -- Cambridge : Published for INTECOL and the ICSU Press by Cambridge University Press, 1985-. -- ISSN 0266-4674 print. -- ISSN 1469-7831 online |
| #433 | Journal of tropical forest science. -- Kuala Lumpur : FRIM, 1989-. -- ISSN 0128-1283 |
| #434 | Journal of Tropical Meteorology. -- Beijing : China Meteorological Press, 1995-. -- ISSN 1006-8775 |
| #435 | Journal of veterinary medicine : physiology, pathology, clinical medicine, Series A. -- Berlin : Blackwell, 1986-2007. -- ISSN 0931-184X print. -- ISSN 1439-0442 online |
| #436 | Journal of Water and Land Development. -- Raszyn : Wydawnictwo IMUZ, 1997-. -- ISSN 1429-7426 |
| #437 | KA. Korrespondenz Abwasser. -- Hennef : Gesellschaft zur Förderung Abwassertechnik, 1963-. -- ISSN 0341-1540 |
| #438 | Komunální revue. -- Olomouc : Baštan, 2010-. -- ISSN 1804-9052 |
| #439 | Krkonoše. Jizerské hory. -- Vrchlabí : Správa Krkonošského národního parku. -- ISSN 1214-9381 |
| #440 | Lake and reservoir management. -- Washington : North American Lake Management Society, 1988-. -- ISSN 1040-2381 print. -- ISSN 2151-5530 online |