Ryden, Barbara Sue. <br/><br/>
Introduction to cosmology / 
Barbara Ryden. 
 - San Francisco :  Addison-Wesley,  2003. 
 - ix, 244 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. [235]-237) and index. 
<br/><br/><label>ISBN: </label>9780805389128 0805389121 (hardcover)  RM227.29 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cosmology.