Dufay, Jean <br/><br/>
Introduction to astrophysics the stars 
Jean Dufay. 
 - Mineola, New York  Dover Publications  2012. 
 - 164 p.  il.  22 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780486607719 0486607712 
<br/><br/><label>LCCN: </label>6417677 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Stars<br/>Stars - - Photographic measurements.<br/>Stars - - Spectra.