Villiger, Mark Eugen. <br/><br/>
Customary international law and treaties :  a manual on the theory and practice of the interrelation of sources / 
Mark E. Villiger. 
 - 2nd ed., fully rev. 
 - The Hague ;  Boston :  Kluwer Law International,  c1997. 
 - xxiv, 346 p. ;  25 cm. 
 - Developments in international law ;  v. 28 .
<br/><br/>Includes bibliographical references (p. [293]-323) and index. 
<br/><br/><label>ISBN: </label>9041104585 (hardcover : acidfree paper) 
<br/><br/><label>LCCN: </label>97023227  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Customary law, International.<br/>Treaties--Interpretation and construction.
<br/><br/><label>LC Class. No.: </label>KZ1277  / .V55 1997 
<br/><br/><label>Dewey Class. No.: </label>341.3/7