APA (7. basım) Alıntı

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

Chicago Style (17. basım) Atıf

Cunningham, William P. Environmental Science: A Global Concern. 4th.ed. Dubuque: Wm.C.Brown, 1997.

MLA (9th ed.) Atıf

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