APA aipamena

Arny, T. T. (2004). Explorations: An introduction to astronomy. Boston, MA: McGraw-Hill.

Chicago Style aipamena

Arny, Thomas T. Explorations: An Introduction to Astronomy. Boston, MA: McGraw-Hill, 2004.

MLA aipamena

Arny, Thomas T. Explorations: An Introduction to Astronomy. Boston, MA: McGraw-Hill, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.