Thirlway H.W.A. Au. <br/><br/>
International customary law and codification 

 - Leiden  A.W. sijthoff Netherland        1972 
 - 158p  cm. 
<br/><br/><label>Standard No.: </label>19,676 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Z1,922, L2