Key to trematodes reported in waterfowl /

Bibliographic Details
Main Author:	McDonald, Malcolm Edwin, 1915-
Corporate Author:	U.S. Fish and Wildlife Service
Format:	Book
Language:	English
Published:	Washington, D.C. : U.S. Dept. of the Interior, Fish and Wildlife Service, 1981.
Series:	Resource publication (U.S. Fish and Wildlife Service) ; 142.
Subjects:	Trematoda. Bird Diseases. Ducks > parasitology. Geese > parasitology. Platyhelminths. United States.

Description
Physical Description:	156 pages : illustrations ; 26 cm.
Bibliography:	Includes bibliographical references.