Publisher
- 3M United Kingdom PLC6
- 3VA4
- 3i Group Plc1
- AARG66
- ACF1
- ACPPLD11
- ACoRP4
- AFBI5
- AGCO Limited2
- AH & Co Ltd1
- AHDB6
- AHDB Horticulture1
- ARHAI Scientific Secretariat3
- ARTP9
- AUA10
- AVI Global Trust1
- Academic1
- Academic Conferences and Publishing International Limited6
- Academic Press6
- Accelerator Science and Technology Centre, Daresbury Laboratory2