APA (7th ed.) Citation

Valdez, M. A. (1971). The petroleum policies of the Venezuelan government. Valdez.

Chicago Style (17th ed.) Citation

Valdez, Magin A. The Petroleum Policies of the Venezuelan Government. [Place of publication not identified]: Valdez, 1971.

MLA (9th ed.) Citation

Valdez, Magin A. The Petroleum Policies of the Venezuelan Government. Valdez, 1971.

Warning: These citations may not always be 100% accurate.