Citazione Stile APA (7a Edizione)

Esler, W. K., & Esler, M. K. (1996). Teaching elementary science (7th ed.). Wadsworth Pub. Co..

Citazione stile Chigago Style (17a edizione)

Esler, William K., e Mary K. Esler. Teaching Elementary Science. 7th ed. Belmont: Wadsworth Pub. Co., 1996.

Citatione MLA (9a ed.)

Esler, William K., e Mary K. Esler. Teaching Elementary Science. 7th ed. Wadsworth Pub. Co., 1996.