TY  - BOOK
AU  - Hopfen H J
AU  -  Biesalski E
AU  - "UN, Food and Agriculture Organisation"
ED  - "UN, Food and Agriculture Organisation"
TI  - Small farm implements
T2  - "Food and Agriculture Organisation , Agriculture devlopment paper.32"
U1  - "Y:83oaJ, J3/UN" 
PY  - 1953///
CY  - Rome
PB  - F A O     
KW  - Social personality
N1  - Bibiliography P.73-79
ER  -