APA Citatie

Arny, T. (2004). Explorations: An introduction to astronomy (3rd ed., updated.). Boston: McGraw-Hill.

Chicago Style citaat

Arny, Thomas. Explorations: An Introduction to Astronomy. 3rd ed., updated. Boston: McGraw-Hill, 2004.

MLA citatie

Arny, Thomas. Explorations: An Introduction to Astronomy. 3rd ed., updated. Boston: McGraw-Hill, 2004.

Let op: Deze citaties zijn niet altijd 100% accuraat.