APA (7th ed.) Citation

American Petroleum Institute. Division of Refining. Preprint - American Petroleum Institute, Division of Refining. [publisher not identified].

Chicago Style (17th ed.) Citation

American Petroleum Institute. Division of Refining. Preprint - American Petroleum Institute, Division of Refining. [New York]: [publisher not identified].

MLA (9th ed.) Citation

American Petroleum Institute. Division of Refining. Preprint - American Petroleum Institute, Division of Refining. [publisher not identified].

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