TY  - BOOK
AU  - Symposium on Method and Result in Cross-Cultural Regularities
TI  - Irrigation civilizations: a comparative study
AV  - HD 1711 S95
PY  - 1960///
CY  - Washington, D.C.
PB  - Pan American Union
KW  - Irrigación agrícola
N1  - Incluye referencias
ER  -