Astronomy, the cosmic perspective / Michael Zeilik, John Gaustad. Zeilik, Michael. Gaustad, John E. jt. aut. Astronomy. Cosmology. Evolution. QB43.2 .Z43 1990 520 20 ZEA Includes bibliographical references. New York : Wiley, c1990. c1990. 1990 Text xiii, 822, 21 p., [16] p. of plates : eng