APA-referens (7:e uppl.)

Chaisson, E. (1993). Astronomy today. Prentice Hall.

Chicago-referens (17:e uppl.)

Chaisson, Eric. Astronomy Today. New Jersey: Prentice Hall, 1993.

MLA-referens (9:e uppl.)

Chaisson, Eric. Astronomy Today. Prentice Hall, 1993.