APA (7th ed.) Citation

Masters, C. D., & Klemme, H. D. (1984). Assessment of undiscovered conventionally recoverable petroleum resources of the northwest European region. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Masters, Charles D., and H. Douglas Klemme. Assessment of Undiscovered Conventionally Recoverable Petroleum Resources of the Northwest European Region. [Reston, Va.]: Dept. of the Interior, U.S. Geological Survey, 1984.

MLA (9th ed.) Citation

Masters, Charles D., and H. Douglas Klemme. Assessment of Undiscovered Conventionally Recoverable Petroleum Resources of the Northwest European Region. Dept. of the Interior, U.S. Geological Survey, 1984.