TY  - BOOK
AU  - Vermeer E B
TI  - Water conservation and irrigation in China :  Socia   
SN  - 9060214102
U1  - X9(D2).41.N7, L7 
PY  - 1977///
CY  - Hague
PB  - Leiden University Press        
KW  - Engineering
ER  -