Birds of the Pacific slope of Southern California,
by George Willett.
APA Citation
Willett, G. (1912). Birds of the Pacific slope of Southern California. Hollywood, Cal.: The Club.
MLA Citation
Willett, George, 1879-1945. Birds of the Pacific Slope of Southern California. Hollywood, Cal.: The Club, 1912.
Warning: These citations may not always be complete (especially for serials).