APA (7th ed.) Citation

Stiles, F. G. (1973). Food supply and the annual cycle of the Anna hummingbird. University of California Press.

Chicago Style (17th ed.) Citation

Stiles, F. Gary. Food Supply and the Annual Cycle of the Anna Hummingbird. Berkeley: University of California Press, 1973.

MLA (9th ed.) Citation

Stiles, F. Gary. Food Supply and the Annual Cycle of the Anna Hummingbird. University of California Press, 1973.