Mark E. Villiger <br/><br/>
Customary International Law And Treaties 

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 - Netherland  Martinus Nijhoff Publishers  1985 
 - 432p. 
<br/><br/><label>ISBN: </label>9024729807 
<br/><br/><label>LC Class. No.: </label>JX 4165  / MAR 1985