APA (7th ed.) Citation
Emmons,William Harvey ., Thiel, G. A., Stauffer, C. R., & Allison, I. S. (1955). Geology, principles and processes (4th ed.). McGraw-Hill.
Chicago Style (17th ed.) Citation
Emmons,William Harvey ., George A. Thiel, Clinton R. Stauffer, and Ira S. Allison. Geology, Principles and Processes. 4th ed. New York: McGraw-Hill, 1955.
MLA (9th ed.) Citation
Emmons,William Harvey ., et al. Geology, Principles and Processes. 4th ed. McGraw-Hill, 1955.
Warning: These citations may not always be 100% accurate.