APA (7th ed.) Citation

Perkins, D. C., & Culbertson, J. K. (1970). Hydrographic and sedimentation survey of Kajakai Reservoir, Afghanistan. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Perkins, Don C., and J. K. Culbertson. Hydrographic and Sedimentation Survey of Kajakai Reservoir, Afghanistan. Washington, D.C.: United States Department of the Interior, Geological Survey, 1970.

MLA (9th ed.) Citation

Perkins, Don C., and J. K. Culbertson. Hydrographic and Sedimentation Survey of Kajakai Reservoir, Afghanistan. United States Department of the Interior, Geological Survey, 1970.