The New solar system / edited by J. Kelly Beatty, Brian O'Leary [and] Andrew Chaikin ; introduction by Carl Sagan - 2nd ed. - Cambridge : Cambridge University Press, c1982 - 240 p. : ill. (some col.) ; 29 cm. Includes index ISBN: 0521249880 : PND 12.50 Subjects--Geographic Terms: Solar system Dewey Class. No.: 523.2