APA (7th ed.) Citation

Stokes, W. L. (1960). Essentials of earth history: An introduction to historical geology. Prentice-Hall.

Chicago Style (17th ed.) Citation

Stokes, William Lee. Essentials of Earth History: An Introduction to Historical Geology. New Jersey: Prentice-Hall, 1960.

MLA (9th ed.) Citation

Stokes, William Lee. Essentials of Earth History: An Introduction to Historical Geology. Prentice-Hall, 1960.