| AAF | Audit Automation Facilities |
|---|---|
| AAK | druh kórejskej vážnej hudby |
| AAM | audio adapter module |
| AAO | Area Audit Office |
| AAS | African-American Studies |
| AAS | Alternate Architecture Study |
| AAS | American Auditory Society |
| AAS | Association for Asian Studies |
| ABB | abbassamento (hud.skr.) |
| ABC | Audit Bureau of Circulations |