Arny, Thomas T. Explorations : an introduction to astronomy / Thomas T. Arny. - 2nd ed. - Boston : McGraw-Hill, c2000. - xxv, 575 pages : color illustrations ; 27 cm Glossary : p. 553 - 562. Includes index. ISBN: 0072282495 Subjects--Topical Terms: Astronomy. LC Class. No.: QB45 / Ar6 2000