R. C. van Caenegem <br/><br/>
European Law in the Past and the Future  Unity and Diversity Over Two Millennia 

 -  Cambridge University Press  2002 
<br/><br/><label>ISBN: </label>9780521809382 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Customary<br/>LAW <br/>Law--Europe--Codification.,Law--Europe--International unification.