TYAGI,D.O. <br/><br/>
A Textbook of Synthetic Pyes (For B.sc (Hons) & M.Sc Students) 

 - New Delhi.  Anmol publications  1993 
 - 304p. 
<br/><br/><label>ISBN: </label>81-7041-349-4 
<br/><br/><label>Dewey Class. No.: </label>547.86071