APA引文

Chernicoff, S., & Whitney, D. (2007). Geology: An introduction to physical geology (4th ed.). Pearson Prentice Hall.

Chicago Style (17th ed.) Citation

Chernicoff, Stanley, and Donna Whitney. Geology: An Introduction to Physical Geology. 4th ed. Upper Saddle River, N.J: Pearson Prentice Hall, 2007.

MLA引文

Chernicoff, Stanley, and Donna Whitney. Geology: An Introduction to Physical Geology. 4th ed. Pearson Prentice Hall, 2007.