Narayanan, P <br/><br/>
Patent law 
P. Narayanan 
 - 4th Ed 
 - Kolkata  Eastern Law House  2010 
 - 1021 p. ; 28 cm 
<br/><br/><label>ISBN: </label>9788171772308 
<br/><br/><label>Dewey Class. No.: </label>346.540486 NAR