TY  - BOOK
AU  - Levi, Werner
TI  - Contemporary International Law:  : a concise Introduction 
SN  - 0 8133 1094 6
U1  - SB 0577 
PY  - 1991///
CY  - Oxford
PB  - Westview Press
KW  - DERECHOINTERNACIONAL
KW  - DONACION BENADAVA
N1  - Sala Santiago Benadava
ER  -