TY  - BOOK
AU  - R.J. Winger
AU  -  J.N. Luthin, 
TI  - Guide for investigation of subsurface drainage problems on irrigated lands
U1  - 627.54 
CY  - Machigan
PB  - American Society of Agricultural Engineers
N1  - R.J. Winger & J.N. Luthin: Guide for investigation of subsurface drainage problems on irrigated lands.  Machigan.  American Society of Agricultural Engineers,--(627.54WIN)
ER  -