TY  - GEN
AU  - León,Jorge
ED  - International congress of americanist, 44: The Pre-Columbian plant migration symposium
TI  - The spread of amazonian crops in Mesoamerica: the botanical evidence
T2  - Papers of the Peabody museum of american archaeology and ethnology, 76
SN  - 0873652037
N1  - bibliogr. p. 173
ER  -