Arangio-Ruiz, Gaetano <br/><br/>
The united nations declaration on friendly relations and the system of the sources of international law :  with an appendix on the concept of international law and the theory of international organisation / 
Gaetano Arangio-Ruiz 
 - Alphen aan den Rijn :  Sijthoff & Noordhoff,  c1979 
 - xiii, 341 p. ;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>902860149X (pbk.) :  PND 55.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International agencies<br/>International law
<br/><br/><label>Dewey Class. No.: </label>341.13