APA-referens

Hays, S. (1973). The chemicals and allied industries. London: Heinemann Educational.

Chicago-stil citat

Hays, Samuel. The Chemicals and Allied Industries. London: Heinemann Educational, 1973.

MLA-referens

Hays, Samuel. The Chemicals and Allied Industries. London: Heinemann Educational, 1973.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.