Gupta, Das. A.K <br/><br/>
Special Librarianship 

 - Hyderabad  Andrapradesh Open University  1985 
 - 187 
<br/><br/> Complimentory copy recieved from K.N Latha Librarian S.G CPRI 
<br/><br/><label>Universal Decimal Class. No.: </label>026  / GUP.85