TY  - BOOK
AU  - Leira Halvard 
AU  -  Carvalho Benjamin de
TI  - Historical International Relations Vol 4 The State System in Historical Perspective
SN  - 9781473902206
U1  - 327.09 LEI 
PY  - 2015///
CY  - Los Angeles
PB  - Sage Reference
KW  -  caralho benjamin de
KW  -  leira halvard
KW  - international relations
ER  -