Zeilik, M. (1998). Astronomy: The evolving universe (8th ed.). John Wiley.
Tohutoru Kātū Chicago (17th ed.)Zeilik, Michael. Astronomy: The Evolving Universe. 8th ed. New York: John Wiley, 1998.
Tohutoro MLA (9th ed.)Zeilik, Michael. Astronomy: The Evolving Universe. 8th ed. John Wiley, 1998.
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