| #4241 | Journal of aerospace engineering. -- New York : American Society of Civil Engineers, 1988-. -- ISSN 0893-1321 |
| #4242 | Journal of agricultural and food chemistry. -- Washington : American Chemical Society, 1953-. -- ISSN 0021-8561 print. -- ISSN 1520-5118 online |
| #4243 | Journal of agricultural science. -- London : Cambridge University Press, 1905-. -- ISSN 0021-8596 |
| #4244 | Journal of Achievements in Materials and Manufacturing Engineering. -- Gliwice : International OCSCO World Press, 2006-. -- ISSN 1734-8412 |
| #4245 | Journal of aircraft. -- Washington : American Institute of Aeronautics and Astronautics, 1964-. -- ISSN 0021-8669 print. -- ISSN 1533-3868 online |
| #4246 | Journal of analytical and applied pyrolysis. -- Amsterdam : Elsevier Science, 1979-. -- ISSN 0165-2370 |
| #4247 | Journal of analytical atomic spectrometry. -- Cambridge : Royal Society of Chemistry, 1986-. -- ISSN 0267-9477 print. -- ISSN 1364-5544 online |
| #4248 | Journal of antibiotics. -- Tokyo : Japan Antibiotics Research Association, 1947-1952. -- ISSN 0021-8820 |
| #4249 | Journal of antibiotics, series A. -- Tokyo : Japan Antibiotics Research Association, 1953-1967. -- ISSN 0368-1173 |
| #4250 | Journal of antibiotics, series B. -- Tokyo : Japan Antibiotics Research Association, 1953-1967. -- ISSN 0447-8991 |