APA (7th ed.) Citation

Root, D. H., Attanasi, E. D., & Turner, R. M. (1987). Statistics of petroleum exploration in the non-Communist world outside the United States and Canada. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Root, David H., E. D. Attanasi, and Robert M. Turner. Statistics of Petroleum Exploration in the Non-Communist World Outside the United States and Canada. [Reston, Virginia]: Department of the Interior, U.S. Geological Survey, 1987.

MLA (9th ed.) Citation

Root, David H., et al. Statistics of Petroleum Exploration in the Non-Communist World Outside the United States and Canada. Department of the Interior, U.S. Geological Survey, 1987.