Jones, Kenneth Glyn <br/><br/>
Webb society deep-sky observer's handbook  vol. 1, double stars 
Kenneth Glyn Jones                                          
 - 2nd ed. 
 - Hillside, N. J.  Enslow Publishers  1986 
 - xx, 165p. 
<br/><br/><label>ISBN: </label>0-89490-122-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Thesaurus<br/>Observation Techniques
<br/><br/><label>Universal Decimal Class. No.: </label>524.3(035)  / JON-1