Birds imported into the United States in 1972
By: by Roger B. Clapp
Contributors: U.S. Fish and Wildlife Service
Series: U.S. Fish and Wildlife Service. Special scientific report--wildlife -- no. 193
Publisher: U.S. Fish and Wildlife Service
Published: 1975
Place of publication: Washington
Language: eng
Number of pages: 81
Subjects: Birds -- Geographical distribution; Birds -- United States