APA Citatie

Fix, J. D. (2004). Astronomy: Journey to the cosmic frontier (3rd ed.). Boston: McGraw-Hill Higher Education.

Chicago Style citaat

Fix, John D. Astronomy: Journey to the Cosmic Frontier. 3rd ed. Boston: McGraw-Hill Higher Education, 2004.

MLA citatie

Fix, John D. Astronomy: Journey to the Cosmic Frontier. 3rd ed. Boston: McGraw-Hill Higher Education, 2004.

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