APA-referens

Hardin, G. (1969). Population evolution birth-control: A college of controversial readings. San Francisco: W. H. Freeman.

Chicago-stil citat

Hardin, Garrett. Population Evolution Birth-control: A College of Controversial Readings. San Francisco: W. H. Freeman, 1969.

MLA-referens

Hardin, Garrett. Population Evolution Birth-control: A College of Controversial Readings. San Francisco: W. H. Freeman, 1969.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.