The first ten years of the co-operative Breeding Bird Survey in Canada
By: by Anthony J. Erskine.
Series: Canadian Wildlife Service report series,; no. 42; Report series (Canadian Wildlife Service) ;; no. 42.
Publisher: Fisheries and Environment Canada; Available from, Printing and Publishing, Supply and Services Canada
Published: 1978
Place of publication: [Toronto]; Ottawa
Language: eng
Number of pages: 61
Subjects: Bird surveys -- Canada.; Bird populations -- Canada.
Notes: Bibliography: p. 54.