Ayyangar, N R. <br/><br/>
Course in industrial chemistry part1   

 - New Delhi :   Orient Longman ,,   1977. 
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical Sciences
<br/><br/><label>Dewey Class. No.: </label>660  / AYY