A & C Black Publishers Ltd · Princeton University Press
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Birds of the Middle East | 978-0-7136-7016-5 | 2004 | S. Christensen · P Schiermacker-Hansen |
| Birds of the Middle East and North Africa | 978-0-85661-047-9 | 1988 | P. A. D. Hollom · S. Christensen |
| Field Guide to the Birds of the Middle East | 978-0-691-12104-8 | 2004 | S. Christensen · P. Schiermacker-Hansen |
| Flight Identification of European Raptors | 978-0-85661-027-1 | 1998 | etc. |
| Red Data Birds in Britain | 978-1-4081-3774-1 | 2010 | Leo Batten · P. Clement · C. J. Bibby · G. D. Elliott |