Hart, H. L. A.  1907- <br/><br/>
The concept of law / 
H. L. A. Hart. 
 - E. L. B. S. Low-priced editions. 
 - London :  Oxford University Press,  1961. 
 - viii, 263 p. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0194423174  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Jurisprudence.