Environmental assessment/management/development concept plan for Lake Powell's accessible shorelines :
Glen Canyon National Recreation Area, Arizona-Utah.

APA Citation

United States. National Park Service. (1988). Environmental assessment/management/development concept plan for Lake Powell's accessible shorelines: Glen Canyon National Recreation Area, Arizona-Utah. [Denver, Colo.?]: National Park Service, U.S. Dept. of the Interior.

MLA Citation

United States. National Park Service. Environmental Assessment/management/development Concept Plan for Lake Powell's Accessible Shorelines: Glen Canyon National Recreation Area, Arizona-Utah. [Denver, Colo.?]: National Park Service, U.S. Dept. of the Interior, 1988.

Warning: These citations may not always be complete (especially for serials).