TY  - BOOK
AU  - Heere,Wybo P.
TI  - International law and its sources: liber amicorum Maarten Bos 
SN  - 9065443924 :
U1  - 341 
PY  - 1989///
CY  - Deventer
PB  - Kluwer Law and Taxation Publishers
KW  - Bos, Maarten,
KW  - International law
ER  -