APA (7th ed.) Citation

McAlester, A. L., & Hay, E. A. (1975). Physical geology, principles and perspectives. Prentice-Hall.

Chicago Style (17th ed.) Citation

McAlester, A. Lee, and Edward A. Hay. Physical Geology, Principles and Perspectives. Englewood Cliffs, N.J.: Prentice-Hall, 1975.

MLA (9th ed.) Citation

McAlester, A. Lee, and Edward A. Hay. Physical Geology, Principles and Perspectives. Prentice-Hall, 1975.