TY  - BOOK
AU  - Molenaar Aldert
TI  - Water lifting devices for irrigation
T2  - "Food And Agriculture Organization, Agricultural Development Paper. 60"
U1  - "X9(D2), J6/UN" 
PY  - 1956///
CY  - Rome
PB  - Food and Agriculture Organization    
KW  - Engineering
ER  -