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

 - Walton  ELBS  1961 
 - viii, 263p.  21cm. 
<br/><br/><label>ISBN: </label>0194423174 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LAW
<br/><br/><label>Dewey Class. No.: </label>340  / HAR