Harris, J.W <br/><br/>
Law and legal science ( An inquiry into the concepts legal rule and legal system  / J.W Harris 

 - Oxford  Clarendon Press Oxford  1979 
 - vol.:iss. .
<br/><br/><label>ISBN: </label>0198253532 
<br/><br/><label>Dewey Class. No.: </label>340.11  / HAR/LAW