APA-referens

(1973). Biological science: An ecologicla approach (3.). Rand mcnally and company.

Chicago-stil citat

Biological Science: An Ecologicla Approach. 3. Chicago: Rand mcnally and company, 1973.

MLA-referens

Biological Science: An Ecologicla Approach. 3. Rand mcnally and company, 1973.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.