Perrins, Christopher M. Collins new generation guide to the birds of Britain and Europe / Christopher Perrins ; general editor, Sir David Attenborough. - London : Collins, 1987. - 320 p. : col. ill. ; 21 cm. Includes index. ISBN: 0002197685 0002197693 (pbk.) LCCN: 87-144262 Subjects--Topical Terms: Birds--Great Britain.Birds--Europe.Birds--Identification.--Great BritainBirds--Identification.--Europe Dewey Class. No.: 598.2941