Contributor
- Antony, Jiju1
- Apte, Simon1
- Arab Academy for Science, Technology and Maritime Transport1
- Arshed, Norin1
- Assmann, Ralph1
- Ates, Aylin1
- Atkey Bob1
- Atkinson, Robert1
- Atkinson, Stephen, Dr1
- Atomic Weapons Establishment1
- Aubert & Duval1
- Aubry, Anne-Françoise1
- Ault, Graham1
- Aylward, Graeme1
- Ayouni, Sara1
- Àrainneachd Eachdraidheil Alba, (HES, Historic Environment Scotland, AEA), United Kingdom1
- Baker, Amanj Ismael1
- Baker, Keith J.1
- Baker, Mathew J.1
- Baker, Matthew J.1