Protheroe, W. M. <br/><br/>
Exploring the universe / 
W.M. Protheroe, E.R. Capriotti, G.H. Newsom. 
 - Columbus :  Merrill,  c1979. 
 - xii, 432 p., [9] leaves of plates :  ill. ;  26 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 413-418. 
<br/><br/><label>ISBN: </label>0675083133 
<br/><br/><label>LCCN: </label>78060353 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy.
<br/><br/><label>LC Class. No.: </label>QB45  / .P76 
<br/><br/><label>Dewey Class. No.: </label>520