APA-referens

Eldon D. Enger. (2004). Environmetal science: A study of interrelationships. Boston, MA: McGraw-Hill.

Chicago-stil citat

Eldon D. Enger. Environmetal Science: A Study of Interrelationships. Boston, MA: McGraw-Hill, 2004.

MLA-referens

Eldon D. Enger. Environmetal Science: A Study of Interrelationships. Boston, MA: McGraw-Hill, 2004.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.