Zuma-Trancas Canyons :
draft development concept plan ; environmental assessment.

APA Citation

United States. National Park Service. (1992). Zuma-Trancas Canyons: draft development concept plan ; environmental assessment. [Washington, D.C.?]: U.S. Dept. of the Interior, National Park Service.

MLA Citation

United States. National Park Service. Zuma-Trancas Canyons: Draft Development Concept Plan ; Environmental Assessment. [Washington, D.C.?]: U.S. Dept. of the Interior, National Park Service, 1992.

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