Gaya APA

Williams, H, R., Meyers, C, J. (1971). Manual of Oil and Gas Terms. (1971). : New York : Mathew Bender,.

Gaya MLA

Williams, Howard, R.., Meyers, Charles, J.. "Manual of Oil and Gas Terms.". 1971 : New York : Mathew Bender,, 1971. Text.