APA (7th ed.) Citation

Heald, W. F. (1975). The Chiricahua Mountains: Formerly Sky Island. University of Arizona Press.

Chicago Style (17th ed.) Citation

Heald, Weldon Fairbanks. The Chiricahua Mountains: Formerly Sky Island. Tucson, Ariz.: University of Arizona Press, 1975.

MLA (9th ed.) Citation

Heald, Weldon Fairbanks. The Chiricahua Mountains: Formerly Sky Island. University of Arizona Press, 1975.