Hart,H.L.A. <br/><br/>
The Concept of Law 
/by H.L.A. Hart 
 - 2nd ed. 
 - New Delhi;  Oxford University Press,  1961. 
 - xii,315p.,23cm. 
 - Oxford India Paperbacks .
<br/><br/><label>ISBN: </label>9780195664171 
<br/><br/><label>Dewey Class. No.: </label>340  / HAR/O