A critical review of the aerial and ground surveys of breeding waterfowl in North America
By: by Graham W. Smith
Contributors: United States. National Biological Service
Series: Biological science report -- 5
Publisher: U.S. Dept. of the Interior, National Biological Service; National Technical Information Service [distributor
Published: 1995
Place of publication: Washington, D.C; Springfield, Va
Language: eng
Format: Microform
Number of pages: 252
Subjects: Waterfowl -- Breeding -- North America
Notes: Shipping list no.: 98-0453-M

"July 1995."

Chiefly tables

Includes bibliographical references (p. 26)

Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., [1998] 3 microfiches : negative