Workshop on Abundance effects classification(switzerland,1975) <br/><br/>
Abundance effects in classifications   
ed. by B. Hauck, P. C. Keenan 
 - Holland  D. Reidel Publishing Company  1976 
 - xxviii, 264p. 
 - International astronomical union symposium No.72 .
<br/><br/><label>ISBN: </label>9027706751 
<br/><br/><label>Dewey Class. No.: </label>523.8  / N76