Agarwal, Chetan <br/><br/>
Research methodology in library science 
/ by Chetan Agarwal 
 - New Delhi  Commonwealth Publishers  2012 
 - 276p. 
<br/><br/><label>ISBN: </label>9788131103357 
<br/><br/><label>Dewey Class. No.: </label>020.72  / AGA/R