Bibliography of the North American land tortoises (genus Gopherus)
By: John F. Douglass.
Series: Special scientific report--wildlife ;; no. 190
Publisher: U.S. Dept. of the Interior, Fish and Wildlife Service
Published: 1975
Place of publication: Washington
Language: eng
Number of pages: 60
Subjects: Gopherus -- Bibliography.
Notes: Includes index.