APA (7th ed.) Citation

Feather, R. M., Zike, D., & Keel, W. C. a. (2002). Earth Materials and Processes. Glencoe/McGraw-Hill.

Chicago Style (17th ed.) Citation

Feather, Ralph M., Dinah Zike, and William C...(et al.) Keel. Earth Materials and Processes. New York: Glencoe/McGraw-Hill, 2002.

MLA (9th ed.) Citation

Feather, Ralph M., et al. Earth Materials and Processes. Glencoe/McGraw-Hill, 2002.