Kaufmann, William J. <br/><br/>
Universe / 
William J. Kaufmann, Roger A. Freedman. 
 - 5th ed. 
 - New York :  W. H. Freeman,  c1999. 
 - xxvii, 823 pages :   illustrations ;   27 cm 
<br/><br/> Glossary : p. 765 - 785. Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0716734958  paper back 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy<br/>Cosmology
<br/><br/><label>LC Class. No.: </label>QC23   / G34 1991