APA-referens

John Langan. (2005). College writing skills with readings / John Langan. McGraw-Hill.

Chicago-stil citat

John Langan. College Writing Skills With Readings / John Langan. McGraw-Hill, 2005.

MLA-referens

John Langan. College Writing Skills With Readings / John Langan. McGraw-Hill, 2005.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.