Gopalakrishnan,NS. <br/><br/>
Principles of intellectual property rights / 
N.S.Gopalakrishnan and T.G.Agitha. 
 - Second edition. 
 - Lucknow,  EBC,  2014. 
 - XLVIII, 619 P. : 
<br/><br/><label>ISBN: </label>9789351450191 
<br/><br/><label>Dewey Class. No.: </label>341.758  / GOP.P