APA-referens

PW Richards. (1976). The tropical rain forest: An ecological study. Cambridge University press.

Chicago-stil citat

PW Richards. The Tropical Rain Forest: An Ecological Study. Cambridge: Cambridge University press, 1976.

MLA-referens

PW Richards. The Tropical Rain Forest: An Ecological Study. Cambridge University press, 1976.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.