Wtatt, S.P. <br/><br/>
Principles of astronomy 

 - Boston  Allyn and Bacon  1977 
 - xv,730p. 
<br/><br/><label>ISBN: </label>0205056792 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Astronomy
<br/><br/><label>Dewey Class. No.: </label>520  / W96P