Hall, Eric A. <br/><br/>
Learning perl/TK 
Nancy Walsh. 
 - Mumbai  Shroff Publication; Beijing: O'Reilly,  1999 
 - xvi, 358p., 22cm. 
<br/><br/><label>ISBN: </label>81-7366-060-3. 
<br/><br/><label>Dewey Class. No.: </label>005.43  / W16L