Watson, Fred Why is Uranus upside down? : and other questions about the universe / Fred Watson. - Crows Nest, N.S.W. : Allen & Unwin, 2007. - x, 254 p. : ill. ; 20 cm. Includes bibliographical reference (p. 239-241) and index. ISBN: 9781741752533 (pbk.) LCCN: 2009512274 Subjects--Topical Terms: Astronomy--Popular works. LC Class. No.: QB44.3 / .W379 2007 Dewey Class. No.: 520