APA aipamena

(1997). New challenges in astrophysics. New Age International.

Chicago Style aipamena

New Challenges in Astrophysics. New Delhi: New Age International, 1997.

MLA aipamena

New Challenges in Astrophysics. New Age International, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.