APA (7th ed.) Citation

Lutgens, F. K. (2003). Essentials of geology (8th ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Lutgens, Frederick K. Essentials of Geology. 8th ed. Upper Saddle River, N.J: Prentice Hall, 2003.

MLA (9th ed.) Citation

Lutgens, Frederick K. Essentials of Geology. 8th ed. Prentice Hall, 2003.