Express Commercial [New Delhi] <br/><br/>
All India directory of manufacturers and dealers: Chemical  ECC. 

 - New Delhi  Express Commercial  1967 
 - [various pagings] 28cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Directories Chemical Engineering- Directories  Chemical Industry-Directories. 
<br/><br/><label>Dewey Class. No.: </label>660.025  / E36A