Managing waterfowl populations : proceedings of an IWRB Symposium, Astrakhan, 2-5 October 1989 /
Matthews, G. V. T.
United Nations Environment Programme.
International Council for Game and Wildlife Management.
International Waterfowl and Wetlands Research Bureau.
Slimbridge, Gloucester, UK. : Published by International Waterfowl and Wetlands Research Bureau,
1990.
Includes Russian titles and summaries.
Includes bibliographical references.
Waterfowl
Waterfowl management
Birds, Protection of