APA ציטוט

Cunningham, W. P., & Saigo, B. W. (1997). Environmental science: A global concern (4th ed.). Wm. C. Brown.

Chicago Style (17th ed.) Citation

Cunningham, William P., and Barbara Woodworth Saigo. Environmental Science: A Global Concern. 4th ed. Dubuque, Iowa: Wm. C. Brown, 1997.

ציטוט MLA

Cunningham, William P., and Barbara Woodworth Saigo. Environmental Science: A Global Concern. 4th ed. Wm. C. Brown, 1997.