TY  - BOOK
AU  - Gerlach, Christian,
TI  - Extremely violent societies: mass violence in the twentieth-century world 
SN  - CPS2727
U1  - 303.60904 
PY  - 2010///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Violence
UR  - http://assets.cambridge.org/97805218/80589/cover/9780521880589.jpg
ER  -