APA (7th ed.) Citation

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 (9th ed.) Citation

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