APA (7th ed.) Citation

Stokes, W. L., & Judson, S. (1968). Introduction to geology, physical and historical. Prentice-Hall.

Chicago Style (17th ed.) Citation

Stokes, William Lee, and Sheldon Judson. Introduction to Geology, Physical and Historical. Englewood Cliffs, N.J: Prentice-Hall, 1968.

MLA (9th ed.) Citation

Stokes, William Lee, and Sheldon Judson. Introduction to Geology, Physical and Historical. Prentice-Hall, 1968.