000 00345nam a2200145Ia 4500
020 _a0000000000000
082 _b1103
_a900
100 _a"Mahmood,Safdar"
245 0 _aSustainable Development
260 _bFriedrich Ebert
_aPakistan
_c1989
300 _a210
944 _cBK
999 _c668104
_d668104