APA-referens (7:e uppl.)

Chiras, D. D. (2001). Environmental science: Creating a sustainable future (6th ed.). Jones and Bartlett Publishers.

Chicago-referens (17:e uppl.)

Chiras, Daniel D. Environmental Science: Creating a Sustainable Future. 6th ed. Sudbury, MA: Jones and Bartlett Publishers, 2001.

MLA-referens (9:e uppl.)

Chiras, Daniel D. Environmental Science: Creating a Sustainable Future. 6th ed. Jones and Bartlett Publishers, 2001.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.