TY  - BOOK
AU  - Williams, G.H.
AU  - Zweep, W. Vander
TI  - Interdisciplinary dictionary of weed science. dansk; deutsch; english; español; francais, italiano, nederlands, portugues
U1  - PA 632.5803 W5 
CY  - Wageningen, Nether lands
PB  -  Center for Agricultural Publishing and Documentation
KW  - Malas hierbas
KW  -  diccionarios
ER  -