TY  - BOOK
AU  - Fletcher,George P.
AU  - Ohlin,Jens David
TI  - Defending humanity: when force is justified and why 
SN  - 0199757213 :
PY  - 2008///
CY  - Oxford
PB  - O. U. P.
KW  - War
KW  - Causes
KW  - Intervention (International law)
KW  - Preemptive attack (Military science)
ER  -