APA (7th ed.) Citation

Independent Petroleum Association of America. The Oil producing industry in your state. Petroleum Independent Publishers.

Chicago Style (17th ed.) Citation

Independent Petroleum Association of America. The Oil Producing Industry in Your State. [Washington: Petroleum Independent Publishers.

MLA (8th ed.) Citation

Independent Petroleum Association of America. The Oil Producing Industry in Your State. Petroleum Independent Publishers.

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