APA-viite (7. p.)

Cunningham, W. P. (2005). Environmental science: A global concern. McGraw-Hill.

Chicago-viite (17. p.)

Cunningham, William P. Environmental Science: A Global Concern. Boston: McGraw-Hill, 2005.

MLA-viite (9. p.)

Cunningham, William P. Environmental Science: A Global Concern. McGraw-Hill, 2005.