War by contract :  human rights, humanitarian law, and private practice / 
edited by Francesco Francioni and Natalino Ronzitti. 
 - 1st  ed. 
 - Oxford :  O. U. P.,  2011. 
 - xliv, 532  p. 
<br/><br/><label>ISBN: </label>0199604555 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mercenary troops (International law)<br/>Private military companies (International law)<br/>Humanitarian law.