000 00495nam a2200169Ia 4500
003 LDD
008 181029s9999 xx 000 0 und d
020 _a821301764
040 _cLDD
100 _aPerraton, Hilary
245 0 _aBASIC education and agricultural extension
_bcosts, effects and alternatives
_cHilary Perraton
260 _aWashington
_bWorld Bank
_c1983
300 _avii, 285p
440 _aWorld Bank staff working papers no. 564
901 _a314
_b12-03-1996
942 _2ddc
_cBK
999 _c29335
_d29335