TIWARI , PURUSHOTHAM . <br/><br/>
DIGITAL LIBRARY  

 - NEW DELHI:  APH PUBLICATION,  2010. 
 - 285:  21CM. 
<br/><br/><label>Subjects--Index Terms: </label>General libraries 
<br/><br/><label>Dewey Class. No.: </label>027 TIW