भारत की संपदा 
 Wealth of India:  A Dictionary of Indian Raw Materials and Industrial Products 

 - New Delhi:   Council of Scientific & Industrial Research,  1979 
 - 348p. 
<br/><br/> Part 5: natural substance 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Subjects--Index Terms: </label>Industrial products  
<br/><br/><label>Universal Decimal Class. No.: </label>R 339.3(540)   / L1.5