APA (7th ed.) Citation

American Petroleum Institute. Statistics Department. (1978). Monthly drilling report. API.

Chicago Style (17th ed.) Citation

American Petroleum Institute. Statistics Department. Monthly Drilling Report. Washington, D.C.: API, 1978.

MLA (9th ed.) Citation

American Petroleum Institute. Statistics Department. Monthly Drilling Report. API, 1978.

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