Cita APA (7a ed.)

ZEILIK, M. (1988). Astronomy The Evolving Universe Michael Zeilik. John Willey & Sons.

Cita Chicago Style (17a ed.)

ZEILIK, Michael. Astronomy The Evolving Universe Michael Zeilik. John Willey & Sons, 1988.

Cita MLA (8a ed.)

ZEILIK, Michael. Astronomy The Evolving Universe Michael Zeilik. John Willey & Sons, 1988.