ARANGIO-RUIZ Gaetano  <br/><br/>
The united nations declaration on friendly relatios and the system of the sources of international law/ 
Gaetano Arangio-Ruiz 
 - USA,  Sijthoff & noordhoff,  c1979. 
 - xiii,341p.; 
<br/><br/> includes index  
<br/><br/><label>ISBN: </label>902860149 
<br/><br/><label>Dewey Class. No.: </label>341.1 ARA