TY  - BOOK
ED  - International Union for the Protection of New Varieties of Plants, Genebra (Switzerland)
TI  - Plant variety protection laws and treaties: volume 1
PY  - 1985///.
CY  - Genebra (Switzerland): 
PB  - UPOV, 
KW  - LEGISLACAO
KW  - DEFESA VEGETAL
ER  -