| Abbreviation | Definition |
|---|---|
| AMSS | Ancient Mariners Sailing Society |
| AMT | Academy of Medicine of Turin |
| AMT | Accademia di Medicina di Torino |
| AMTA | Australian Music Therapy Association |
| AMUS | Assurance Medical Underwriting Society |
| AMWS | Australian Mariners Welfare Society |
| AMZH | Academy of Medical Sciences of Croatia |
| AMZH | Akademija Medicinskih Znanosti Hrvatske |
| ANA | Accademia Nazionale di Agricoltura |
| ANA | American Neurological Association |
| ANA | Australian Nuclear Association |
| ANA | National Academy of Agriculture |
| ANABAD | Asociacin Espaola de Archiveros, Bibliotecarios, Muselogos y Documentalistas |
| ANABAD | Asociación Española de Archiveros, Bibliotecarios, Museólogos y Documentalistas |
| ANABAD | Spanish Association of Archivists, Librarians, Museologists and Documentalists |
| ANAI | Associazione Nazionale Archivistica Italiana |
| ANAI | National Association of Italian Archivists |
| ANAV | Academia Nacional de Agronoma y Veterinaria |
| ANAV | Academia Nacional de Agronomía y Veterinaria |
| ANAV | National Academy of Agriculture and Veterinary Science (Argentina) |