BIRD BOOKS, 7 pcs. in English, see description.

1. An Atlas of the Birds of the Western Palaearctic, Colin Harrison, 1982, Collins, ISBN 0 00 219729 2. Birds of western Africa, Nike Borrow & Ron Demey, 2001, Helm, ISBN 0-7136-3959-8 3. Pipits & Wagtails of Europe, Asia and North America, Per Alström, Krister Mild & Bill Zetterström, 2003, Helm, ISBN 0-7136-5834-7 4. Gulls - of Europe, Asia and North America, Klaus Malling Olsen & Hans Larsson, 2003, Helm, ISBN 0-7136-4377-3 5. Flight Identification of RAPTORS of Europe, North Africa and the Middle East, Dick Forsman, 2016, Helm, ISBN 978-1-4729-1361-6 6. The Nature of Massachusetts, Massachusetts Audubon Society, illustrated by Lars Johsson, 1996, Addison-Wesley, ISBN 0-201-40969-0 7. Peterson Reference Guide to Seawatching- eastern waterbirds in flight, Ken Behrens & Cameron Cox, 2013, ISBN 978-0-547-23739-8.