Hess, Fred C <br/><br/>
Chemistry made simple / 
by Hess, Fred C 
 - London  W.H. Allen & Company Ltd.  1967 
 - xvii, 282p.  Pbk 
<br/><br/><label>ISBN: </label>0491016913 
<br/><br/><label>LC Class. No.: </label>QD31.2.H4