Levy, David H <br/><br/>
Observing Variable Stars 

 - London  Cambridge University  1989 
 - 198p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--POST GRADUATE REFERENCE
<br/><br/><label>Subjects--Topical Terms: </label><br/>Variable Stars--Physics
<br/><br/><label>Dewey Class. No.: </label>520  / LEV-O