APA (7th ed.) Citation

Western Petroleum Refiners Association. Tech[nical publication]. The Association.

Chicago Style (17th ed.) Citation

Western Petroleum Refiners Association. Tech[nical Publication]. Tulsa, Okla: The Association.

MLA (9th ed.) Citation

Western Petroleum Refiners Association. Tech[nical Publication]. The Association.

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