TY  - BOOK
AU  - Sauer,Jonathan D.
TI  - Historical geography of crop plants: a select roster 
SN  - 0849389011
U1  - 630.9 
PY  - 1994///
CY  - Boca Raton, FL
PB  - CRC Press, 
KW  - CULTIVOS
KW  - DISTRIBUCION GEOGRAFICA
ER  -