APA Citation

Dunbar, C. O. (1960). Historical geology (2nd ed.). New York: Wiley.

Chicago Style Citation

Dunbar, Carl O. Historical Geology. 2nd ed. New York: Wiley, 1960.

MLA Citation

Dunbar, Carl O. Historical Geology. 2nd ed. New York: Wiley, 1960.

Warning: These citations may not always be 100% accurate.