000 00257nam a22000977a 4500
082 _a330.05 RES.N2
245 _aThe World Bank Research Observer Vol.7 No.2,1992
260 _a Washington D C
_bThe World Bank
_c 1992
300 _a258p.
942 _2ddc
_cUN&WB
999 _c743250
_d743250