APA引文

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

芝加哥风格引文

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

MLA引文

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

警告：这些引文格式不一定是100％准确.