TY  - BOOK
AU  - Framji, K. K. (ed.)
AU  - Garg, B.C, (ed.)
AU  - Kaushish, S.P. (ed.)
TI  - Design practices for covered drains in an agricultural land drainage system: A world-wide survey
SN  - 8185068143
AV  - TC 970 .D37 1987 
PY  - 1987///
CY  - New Delhi
PB  - International commission irrigation for drainage.
KW  - Sub - surface drainage - design land construction
ER  -