Protheroe, W. M. <br/><br/>
Exploring the universe 
W.M. Protheroe, E.R. Capriotti, G.H. Newsom. 
 - 3rd ed. 
 - Columbus  Merrill  c1984. 
 - xv, 586 p., [32] p. of plates  ill. (some col.)  25 cm. 
<br/><br/> Maps on lining papers.  Includes index. 
<br/><br/>Bibliography: p. 566-572. 
<br/><br/><label>ISBN: </label>0675201454 
<br/><br/><label>LCCN: </label>83062521  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy
<br/><br/><label>LC Class. No.: </label>QB45  / .P76 1984 
<br/><br/><label>Dewey Class. No.: </label>520