APA (7th ed.) Citation

Libby, G. L., & Bryant, H. C. (1928). Bird study for California schools. [California State Printing Office].

Chicago Style (17th ed.) Citation

Libby, Gretchen L., and H. C. Bryant. Bird Study for California Schools. [Sacramento]: [California State Printing Office], 1928.

MLA (9th ed.) Citation

Libby, Gretchen L., and H. C. Bryant. Bird Study for California Schools. [California State Printing Office], 1928.