APA (7th ed.) Citation

Levin, H. L. (1996). The earth through time (5th ed.). Saunders College Pub.

Chicago Style (17th ed.) Citation

Levin, Harold L. The Earth Through Time. 5th ed. Fort Worth: Saunders College Pub, 1996.

MLA (9th ed.) Citation

Levin, Harold L. The Earth Through Time. 5th ed. Saunders College Pub, 1996.