Tohutoro APA (7th ed.)

Esler, W. K., & Esler, M. K. (1989). Teaching elementary science (5th ed.). Wadsworth Pub. Co..

Tohutoru Kātū Chicago (17th ed.)

Esler, William K., me Mary K. Esler. Teaching Elementary Science. 5th ed. Belmont, Calif.: Wadsworth Pub. Co., 1989.

Tohutoro MLA (9th ed.)

Esler, William K., me Mary K. Esler. Teaching Elementary Science. 5th ed. Wadsworth Pub. Co., 1989.