APA (7th ed.) Citation

Namowitz, S. N. (1975). Answers Activities in earth science (5. ed.). American Book Comp.

Chicago Style (17th ed.) Citation

Namowitz, Samuel N. Answers Activities in Earth Science. 5. ed. New York [u.a.]: American Book Comp, 1975.

MLA (9th ed.) Citation

Namowitz, Samuel N. Answers Activities in Earth Science. 5. ed. American Book Comp, 1975.