APA-referens

Schwartz, D. A., & Martin, W. J. (2006). Focusing on Global Environmental Health. National Institute of Environmental Health Sciences.

Chicago-stil citat

Schwartz, David A., och William J. Martin. Focusing On Global Environmental Health. National Institute of Environmental Health Sciences, 2006.

MLA-referens

Schwartz, David A., och William J. Martin. Focusing On Global Environmental Health. National Institute of Environmental Health Sciences, 2006.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.