APA (7th ed.) Citation

American Association of Petroleum Geologists, Foster, N. H., & Beaumont, E. A. (1990). Formation evaluation. American Association of Petroleum Geologists.

Chicago Style (17th ed.) Citation

American Association of Petroleum Geologists, Norman H. Foster, and E. A. Beaumont. Formation Evaluation. Tulsa, Okla., U.S.A.: American Association of Petroleum Geologists, 1990.

MLA (9th ed.) Citation

American Association of Petroleum Geologists, et al. Formation Evaluation. American Association of Petroleum Geologists, 1990.