APA aipamena

Chaison, E. (1996). Astronomy today. Upper Saddle River, New Jersey: Prentice-Hall.

Chicago Style aipamena

Chaison, Eric. Astronomy Today. Upper Saddle River, New Jersey: Prentice-Hall, 1996.

MLA aipamena

Chaison, Eric. Astronomy Today. Upper Saddle River, New Jersey: Prentice-Hall, 1996.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.