APA (7th ed.) Citation

Ebel, R. E. (1961). The petroleum industry of the Soviet Union. American Petroleum Institute.

Chicago Style (17th ed.) Citation

Ebel, Robert E. The Petroleum Industry of the Soviet Union. [New York: American Petroleum Institute, 1961.

MLA (9th ed.) Citation

Ebel, Robert E. The Petroleum Industry of the Soviet Union. American Petroleum Institute, 1961.