TY  - BOOK
AU  - Etcheverry, Bernard Alfred.
AU  - Harding S. T.
TI  - Irrigation practice and engineering
U1  - 627.52 
PY  - 1915///-19
CY  - New York
PB  - Mc Graw-Hill
KW  - Irrigación
KW  - E.U.A
N1  - 1992-1076; La biblioteca tiene: v.2-3
ER  -