APA (7th ed.) Citation

Levin, H. L. (2006). The earth through time (8th ed.). Wiley.

Chicago Style (17th ed.) Citation

Levin, Harold L. The Earth Through Time. 8th ed. Hoboken, N.J: Wiley, 2006.

MLA (9th ed.) Citation

Levin, Harold L. The Earth Through Time. 8th ed. Wiley, 2006.