APA (7th ed.) Citation

(1942). Secondary recover of oil in the United States. American Petroleum Institute.

Chicago Style (17th ed.) Citation

Secondary Recover of Oil in the United States. Nueva York: American Petroleum Institute, 1942.

MLA (9th ed.) Citation

Secondary Recover of Oil in the United States. American Petroleum Institute, 1942.

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