Introduction to stallar astrophysics:  Volume 3- stellar structure and avolution  
Bohn-Vitense, Erika 
 - USA,  Cambridge university press  1989 
 - 285p. 
<br/><br/><label>ISBN: </label>0-521-34871-4 
<br/><br/><label>LC Class. No.: </label>QB 801   / .B64 1989