Publishers
- Aston Martin Lagonda Limited 1
- Aston Publications 15
- Atelier Books 1
- Atheneum 4
- Atkinson Publications Ltd 1
- Atlantic Books 8
- Atlantic Monthly Press 1
- Atlantic Publishers 5
- Atlantic Transport Publishers 3
- Atlas Books 1
- Atrium Press Ltd. 2
- Audi Ag 1
- Augener Ltd. 13
- Augustus M. Kelley 3
- Aureus 1
- Aurora Art Publishers 3
- Aurora Publications Limited 2
- Aurum Press 10
- Australian Digest Pty. Ltd. 1
- Australian Publicity Council 1
- Australian War Memorial 3
- Autobooks Ltd. 6
- Autobus Review Publications 3
- Autocraft Books 1
- Autocritica 1
- Automobile Quarterly 1
- Automobile Year 1
- Automobilia 10
- Autopress 3
- Autosport 4
- Autotechnica 1
- Aventinum 1
- Avia Books Ltd. 1
- Aviation Supplies And Academic, Inc 1
- Avon - Anglia Publications & Services 1
- Avon Gloucestershire And Somerset Environmental Monitoring Committee 1
- Avots 1
- Award Publications 6
- Aztex Corporation 1
- B. Arthaud 1
- B. Crosby & Co. 1
- B. Finch & Co. Ltd. 1
- B.A. Hathaway Printers 2
- B.B. Ltd. 11
- B.G. Teubner 3
- B.T. Batsford 47
- B.T. Batsford Ltd. 45
- Babcock and Wilcox 2
- Back To Front 1
- Bailey Brothers and Swinfen Ltd. 1
- Bairns Books Ltd. 2
- Baldwin And Cradock 1
- Balfour Publications 2
- Ballantine Books 1
- Balzer And Bray 2
- Bancafe Grupo Financiero Del Pais 1
- Bancroft & Co. Ltd. 3
- Bancroft & Co.(Publishers) Ltd. 18
- Bantam Press 4
- Banyan Books 1
- Barbican Art Gallery 1
- Barefoot Books 2
- Barnard, Roberts & Co. Inc 2
- Barnes & Noble Books 2
- Barnes & Noble Inc. 1
- Baron Birch 2
- Baron Books 1
- Baron Jay Ltd. 1
- Barracuda Books 19
- Barre Publishers 1
- Barricade Books Inc. 1
- Barrie & Jenkins 3
- Barrie & Rockliff 1
- Barrie & Rockliff The Cresset Press 1
- Barrington Stoke Ltd. 1
- Barron's 1
- Barron's Educational Series 2
- Barthes And Lowell 1
- Basic Books 2
- Basil Blackwell 26
- Bath City Council 1
- Bath University Press 1
- Baton Transport 2
- Batsford Academic and Educational Ltd. 1
- Battle Of Britain Historical Society 1
- Battle Of Britain International Limited 1
- Battle of Britain Prints International Ltd. 8
- Baudouin Freres 1
- Baumgartners Buchhandlung 1
- Bay View Books 18
- BBC 10
- BBC Books 4
- Bbpress 1
- BCA 2
- Beacon Press 1
- Beaufort Publishing Ltd 1
- Beaulieu Books 3
- Beaver Books 1
- Beaverbrook Newspapers Limited 5
- Beckton Transport Publishing 1