APA (7th ed.) Zitazioa

Stokes, W. L. (1960). Essentials of Earth History: Introduction to historical geology. Prentice-Hall.

Chicago Style (17th ed.) Zitazioa

Stokes, William Lee. Essentials of Earth History: Introduction to Historical Geology. Englewood Cliffs, N.J.: Prentice-Hall, 1960.

MLA (9th ed.) Zitazioa

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