SNOW Theodore P. <br/><br/>
The dynamic universe :  an introduction to astronomy/ 
Theodore P. Snow 
 - 3rd ed. 
 - New York  West publishing co  c1988 
 - 658p.:  ill.; 
<br/><br/> Includes bibliographic reference and index 
<br/><br/><label>ISBN: </label>0314642129 
<br/><br/><label>Dewey Class. No.: </label>520