TY  - BOOK
AU  - Wolfke,Karol
TI  - Custom in present international law
AV  - JX 3695 P7.W6 1993
PY  - 1993///
CY  - Dordrecht
PB  - Martinus Nijhoff
KW  - Customary law
KW  - International law
KW  - International
ER  -