APA (7th ed.) Citation

Braun, C. E., Hoffman, R. W., & Rogers, G. E. (1976). Wintering areas and winter ecology of white-tailed ptarmigan in Colorado. Colorado Division of Wildlife.

Chicago Style (17th ed.) Citation

Braun, Clait E., Richard W. Hoffman, and Glenn E. Rogers. Wintering Areas and Winter Ecology of White-tailed Ptarmigan in Colorado. [Denver?]: Colorado Division of Wildlife, 1976.

MLA (9th ed.) Citation

Braun, Clait E., et al. Wintering Areas and Winter Ecology of White-tailed Ptarmigan in Colorado. Colorado Division of Wildlife, 1976.