Hart, H.L.A. <br/><br/>
The concept of law. 

 - New Delhi :  Oxford university,  2012. 
 - 333 p. 
<br/><br/><label>ISBN: </label>978198729990  Re695 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International law.<br/>Justice.<br/>Law.
<br/><br/><label>Dewey Class. No.: </label>340  / HAR-c