TY  - BOOK
AU  - D. Lenka
TI  - Irrigation and drainage
SN  - 81-7663-051-9
U1  - 631.7 
PY  - 1991///
CY  - Ludhiana
PB  - Kalyani Publishers
N1  - D. Lenka: Irrigation and drainage.  Ludhiana.  Kalyani Publishers, 1991. 81-7663-051-9--(631.7LEN)
ER  -