| #21 | Annales Universitatis Mariae Curie-Skłodowska, Sectio B. Geographia, Geologia, Mineralogia et Petrographia. -- Lublin : Uniwersytet Marii Curie-Skłodowskiej, 1946-. -- ISSN 0137-1983 |
| #22 | Annales Universitatis Scientiarum Budapestinensis de Rolando Eötvös Nominatae, Sectio geographica. -- Budapest : Eotvos Lorand Tudomanyegyetem, 1965-1993. -- ISSN 0524-8965 |
| #23 | Annals of regional science. -- Heidelberg : Springer, 1967-. -- ISSN 0570-1864 print. -- ISSN 1432-0592 online |
| #24 | Annals of the Association of American Geographers. -- Washington : Association of American Geographers, 1911-. -- ISSN 0004-5608 print. -- ISSN 1467-8306 online |
| #25 | Annual report of the Woods Hole Oceanographic Institution. -- Woods Hole : Woods Hole Oceanographic Institution, 1959-. -- ISSN 0099-3808 |
| #26 | Annual review of marine science. -- Palo Alto : Annual Reviews, 2009-. -- ISSN 1941-1405 print. -- ISSN 1941-0611 online |
| #27 | Antarctic science. -- Oxford : Blackwell Scientific, 1989-. -- ISSN 0954-1020 print. -- ISSN 1365-2079 online |
| #28 | Applied geography. -- Sevenoaks : Butterworth, 1981-. -- ISSN 0143-6228 print. -- ISSN 1873-7730 online |
| #29 | Applied Spatial Analysis and Policy. -- ISSN 1874-463X print. -- ISSN 1874-4621 online |
| #30 | ARC news. -- Redlands : Environmental Systems Research Institute, 1987-. -- ISSN 1064-6108 |