Hart, H. L. A.   1907-1992. <br/><br/>
The concept of law / 
by H.L.A. Hart ; with a postscript edited by Penelope A. Bulloch and Joseph Raz ; and with an introduction and note s by Leslie Green. 
 - 3rd ed. 
 - lv, 333 p. ;   22 cm. 
 - Clarendon law series. .
<br/><br/>Includes bibliographical references (p.309-325) and index. 
<br/><br/><label>ISBN: </label>9780199644704 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Law-- Philosophy.<br/> Jurisprudence-- Methodology.
<br/><br/><label>Dewey Class. No.: </label>340.1