Interpretation in the National Park Service :
a historical perspective /
by Barry Mackintosh.

APA Citation

Mackintosh, B., United States. National Park Service. History Division. (1986). Interpretation in the National Park Service: a historical perspective. Washington, D.C.: History Division, National Park Service, Dept. of the Interior.

MLA Citation

Mackintosh, Barry, and United States. National Park Service. History Division. Interpretation In the National Park Service: a Historical Perspective. Washington, D.C.: History Division, National Park Service, Dept. of the Interior, 1986.

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