Law, morality and society :  essays in honour of H.L.A. Hart / 
edited by P.M.S. Hacker and J. Raz. 
 - Oxford :  Clarendon Press,  1977. 
 - vii, 312p., plate. 
<br/><br/><label>ISBN: </label>0198245572 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Jurisprudence.