The nature of customary law 
edited by Amanda Perreau-Saussine and James Bernard Murphy 
 - Cambridge  Cambridge University Press  c2007 
 - ix, 338 p. ; 24 cm. 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780521875110 
<br/><br/><label>ISSN: </label>2007279134 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Customary law<br/>Customary law - History<br/>Customary law - Philosophy<br/>Customary law, International
<br/><br/><label>Dewey Class. No.: </label>340.5 PER