Gray, David F. <br/><br/>
Observation and analysis of stellar photospheres   
by David F Gray 
 - 2nd ed. 
 - Cambrdige  Cambridge University Press  1992 
 - xvii, 452p. 
 - Cambridge astrophysics series  V.20 .
<br/><br/><label>ISBN: </label>0521408687 
<br/><br/><label>Dewey Class. No.: </label>523.8  / N92