APA (7th ed.) Citation

Foster, R. J. 1. A. 1. (1985). Geology (5th ed.). C.E. Merrill Pub. Co.

Chicago Style (17th ed.) Citation

Foster, Robert J. 1929 Apr. 19-. Geology. 5th ed. Columbus, Ohio: C.E. Merrill Pub. Co, 1985.

MLA (9th ed.) Citation

Foster, Robert J. 1929 Apr. 19-. Geology. 5th ed. C.E. Merrill Pub. Co, 1985.