APA (7th ed.) Citation

Armstrong, D. M. (2008). Rocky Mountain mammals: A handbook of mammals of Rocky Mountain National Park and vicinity (3rd ed.). University Press of Colorado in cooperation with the Rocky Mountain Nature Association.

Chicago Style (17th ed.) Citation

Armstrong, David Michael. Rocky Mountain Mammals: A Handbook of Mammals of Rocky Mountain National Park and Vicinity. 3rd ed. Boulder: University Press of Colorado in cooperation with the Rocky Mountain Nature Association, 2008.

MLA (8th ed.) Citation

Armstrong, David Michael. Rocky Mountain Mammals: A Handbook of Mammals of Rocky Mountain National Park and Vicinity. 3rd ed. University Press of Colorado in cooperation with the Rocky Mountain Nature Association, 2008.