Organizations
- Australian Conservation Foundation - (Australia) Organization
- Australian National University - (Canberra, Australian Capital Territory, Australia) External Organization
- Australian Military History Publications Publisher
- Author(s) Publisher
- Authorea Publisher
- auto•des•sys, Inc Publisher
- autodessys, Inc Publisher
- Autonomous University of Barcelona - (Barcelona, Spain) External Organization
- Autonomous University of Tamaulipas - (Ciudad Victoria, Mexico) External Organization
- Autonomous University of Yucatan - (Mérida, Mexico) External Organization