APA (7th ed.) Citation

Lambert, D. (1981). The active earth (1st U.S. ed.). Lothrop, Lee & Shepard Books.

Chicago Style (17th ed.) Citation

Lambert, David. The Active Earth. 1st U.S. ed. New York: Lothrop, Lee & Shepard Books, 1981.

MLA (9th ed.) Citation

Lambert, David. The Active Earth. 1st U.S. ed. Lothrop, Lee & Shepard Books, 1981.