TY  - BOOK
AU  - Donkin,R.A.
TI  - Agricultural terracing in the aboriginal New World
T2  - Viking Fund Publications in Anthropology
U1  - 630 
PY  - 1979///
CY  - Tucson
PB  - University of Arizona, 
KW  - Agricultura
KW  - Terrazas
KW  - Agricultura Indigena
ER  -