APA-referens (7:e uppl.)
Cunningham, W. P. (2024). Environmental Science: A global concern (16th ed.). McGrow-Hill Education.
Chicago-referens (17:e uppl.)
Cunningham, William P. Environmental Science: A Global Concern. 16th ed. New York: McGrow-Hill Education, 2024.
MLA-referens (9:e uppl.)
Cunningham, William P. Environmental Science: A Global Concern. 16th ed. McGrow-Hill Education, 2024.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.