ROBERT ROBBINS; WILLIAM H JEFFERYS <br/><br/>
DISCOVERING ASTRONOMY 

 - 2 
 -  JOHN WILEY AND SONS INC  1988 
 - 480 
<br/><br/><label>ISBN: </label>0471832111 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ASTRONOMY ASTRONOMY 
<br/><br/><label>Dewey Class. No.: </label>520  / ROB