Ducks, geese & swans of North America
By: Frand Chapman Bellrose. With the assistance of Clen C. Sanderson, Helen C. Schultz, and Arthur S. Hawkins.  Illus. by T. M. Shortt and Frank C. Bellrose.
Contributors: Sanderson, Glen C.
Edition: 2nd edition revised.
Publisher: Stackpole Books
Published: 1978
Place of publication: Harrisburg, Pa
Number of pages: 540
Subjects: Waterfowl -- North America; Birds -- North America
Notes: Bibliography : p. 474-495.