Oppenheim, L.  1858-1919 <br/><br/>
International Law. A Treatise. Volume II (of 2) :  War and Neutrality. Second Edition  [electronic resource] / 
L. Oppenheim 
 -  Project Gutenberg,  2012 
 - Project Gutenberg  41047 .
<br/><br/> Public domain in the USA. 
<br/><br/>Electronic text