APA引文

Cunningham, W. P., & Woodsworth, B. Environmental science: A global concern (5th ed.). Saigo.

Chicago Edition Citation

Cunningham, William P., and Barbara Woodsworth. Environmental Science: A Global Concern. 5th ed. Saigo.

MLA引文

Cunningham, William P., and Barbara Woodsworth. Environmental Science: A Global Concern. 5th ed. Saigo.

警告：這些引文格式不一定是100％准確.