APA aipamena

Fix, J. D. (2001). Astronomyjourney to the cosmic frontierJohn D. Fix. McGraw-Hill.

Chicago Style aipamena

Fix, John D. Astronomyjourney to the Cosmic FrontierJohn D. Fix. McGraw-Hill, 2001.

MLA aipamena

Fix, John D. Astronomyjourney to the Cosmic FrontierJohn D. Fix. McGraw-Hill, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.