Hengesbaugh, M. G. (2001). Creatures Of Habitat: The Changing Nature of Wildlife and Wild Places in Utah and the Intermountain West. Utah State University Press.

Hengesbaugh, Mark Gerard. Creatures Of Habitat: The Changing Nature of Wildlife and Wild Places in Utah and the Intermountain West. Logan, Utah: Utah State University Press, 2001.

Hengesbaugh, Mark Gerard. Creatures Of Habitat: The Changing Nature of Wildlife and Wild Places in Utah and the Intermountain West. Utah State University Press, 2001.