TY  - BOOK
AU  - Orcullo, N. A.
TI  - Irrigation Systems Handbook
SN  - 9717470006
AV  - F TC 805 .Or7 1997 
PY  - 1997///
CY  - Manila
PB  - Busy Book
KW  - Irrigation engineering
KW  - sears
ER  -