APA引文

Carin, A. A., & Sund, R. B. (1989). Guided discovery activities for elementary school science (2nd ed.). Merrill.

Chicago Style (17th ed.) Citation

Carin, Arthur A., and Robert B. Sund. Guided Discovery Activities for Elementary School Science. 2nd ed. Columbus, Ohio: Merrill, 1989.

MLA引文

Carin, Arthur A., and Robert B. Sund. Guided Discovery Activities for Elementary School Science. 2nd ed. Merrill, 1989.