APA-referens

Hoskin,michael. (2003). The history of astronomy: Avery short introduction. oxford university press.

Chicago-stil citat

Hoskin,michael. The History of Astronomy: Avery Short Introduction. newyork: oxford university press, 2003.

MLA-referens

Hoskin,michael. The History of Astronomy: Avery Short Introduction. oxford university press, 2003.