Agnew, Grace. <br/><br/>
Digital rights management :  a librarian's guide to technology and practise / 

 - Oxford :  Chandos Pub.,  2008. 
 - xiv, 437 p. : 
<br/><br/><label>ISBN: </label>9781843341253 (pbk.) 1843341255 (pbk.) 9781843341826 (hbk.) 1843341824 (hbk.) 
<br/><br/><label>Dewey Class. No.: </label>025.12  / AGN