David Petersen - Nature - 1988 - 118 pages
Explores the history, anatomy, and migration patterns of the Rocky Mountain elk and discusses research on elk management and relationships between antler size and elk age.
Nature - 1995 - 160 pages
Discusses the elk of North America, including diet, habitat, antlers, rutting, the elk and civilization, conservation efforts, and modern elk management
Jack Ballard - Nature - 2012 - 96 pages
Falcon Field Guides are full-color, visually appealing, easily packable guides for identifying animals and learning about nature.