Ishwar Singh <br/><br/>
Analytical investigation On heterocyclic azo dyes 
Ishwar Singh; Prof R P Singh Supervisor 
 -  1977 
<br/><br/><label>Standard No.: </label>4702 
<br/><br/><label>Source: </label> Theses 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CHEMISTRY