000 00404nam a2200133Ia 4500
008 100324s9999 xx 000 0 und d
100 _aIngram G
245 _aSocial indicators and productivity convergence in developing countries
260 _c1992
_bWorld Bank
_aWashington DC
366 _b1992
650 _aAccounting
942 _cBK
999 _c74866
_d74866