The Astronomy and astrophysics encyclopedia / 
edited by Stephen P. Maran ; foreword by Carl Sagan. 
 - New York :  Van Nostrand Reinhold,  c1992. 
 - xxix, 1002 p. :  ill. ;  29 cm. 
 - 520/.3 .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0442263643 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy--Encyclopedias.<br/>Astrophysics--Encyclopedias.
<br/><br/><label>Dewey Class. No.: </label>520/.3