Velde, B. <br/><br/>
Introduction to clay minerals :  chemistry, origins, uses and environmental significance / 
B. Velde. 
 - London :  Chapman & Hall,  1992. 
<br/><br/>Bibliography 
<br/><br/><label>ISBN: </label>0412370301 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clay minerals
<br/><br/><label>LC Class. No.: </label>QE389.625  / Vel 1992