Badlands National Monument, South Dakota /c by Carl R. Swartzlow and Robert F. Upton.

APA Citation

Swartzlow, C. Robert., Upton, R. F. (1954). Badlands National Monument, South Dakota /c by Carl R. Swartzlow and Robert F. Upton. Washington, D.C.: U.S. Dept. of the Interior, National Park Service.

MLA Citation

Swartzlow, Carl Robert, 1901-, and Robert F Upton. Badlands National Monument, South Dakota /c by Carl R. Swartzlow And Robert F. Upton. Washington, D.C.: U.S. Dept. of the Interior, National Park Service, 1954.