APA-referens

Marland L Madson. (1968). Biological investigations and observations-Part 1. USA: Burgess Publishing Company.

Chicago-stil citat

Marland L Madson. Biological Investigations and Observations-Part 1. USA: Burgess Publishing Company, 1968.

MLA-referens

Marland L Madson. Biological Investigations and Observations-Part 1. USA: Burgess Publishing Company, 1968.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.