Chapman, Robert DeWitt,  1937- <br/><br/>
Discovering astronomy / 
Robert D. Chapman 
 - San Francisco :  W.H. Freeman and Company,  1978 
 - xii, 518 p. :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0717600344 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy