000 00319nam a2200121Ia 4500
008 160212s9999 xx 000 0 und d
100 _a"Hopfen, H.J. ; Biesalski, E."
245 _aMall farm implements
260 _c1953
_aRome
_bFAO
300 _avii 79p.
500 _aFAO development paper no. 32
942 _2udc
_cFAO
999 _c30035
_d30035