Hart H.L.A. <br/><br/>
Concept of law 

 - Oxford  Oxford University Press India       1961 
 - 263p  cm. 
<br/><br/><label>Standard No.: </label>10,436 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Z, L5