APA (7th ed.) Citation

Yen, T. F., Kawahara, F. K., & Hertzberg, R. (1983). Chemical and geochemical aspects of fossil energy extraction. Ann Arbor Science.

Chicago Style (17th ed.) Citation

Yen, Teh Fu, F. K. Kawahara, and R. Hertzberg. Chemical and Geochemical Aspects of Fossil Energy Extraction. Ann Arbor, Mich.: Ann Arbor Science, 1983.

MLA (9th ed.) Citation

Yen, Teh Fu, et al. Chemical and Geochemical Aspects of Fossil Energy Extraction. Ann Arbor Science, 1983.