APA (7th ed.) Citation

Keerbs, V. A. a., & (curator), I. S. U. S. C. a. U. A. (1983). Field notes contributed by Velma A. Keerbs, Mallard, Iowa, winter 1983-1984.

Chicago Style (17th ed.) Citation

Keerbs, Velma A.et al, and Iowa State University. Special Collections and University Archives (curator). Field Notes Contributed by Velma A. Keerbs, Mallard, Iowa, Winter 1983-1984. 1983.

MLA (9th ed.) Citation

Keerbs, Velma A.et al, and Iowa State University. Special Collections and University Archives (curator). Field Notes Contributed by Velma A. Keerbs, Mallard, Iowa, Winter 1983-1984. 1983.