TY  - GEN
AU  - Sehgal, P.P8540
TI  - Design of irrigation structures
U1  - 626.8 
PY  - 1991///
CY  - New Delhi
PB  - Khanna
KW  - Structures - irrigation8537
KW  - 626.8
KW  - Irrigation structures8539
KW  - irrigation structures
ER  -