000 00256nam a2200121Ia 4500
100 _aDaya, Krishna
942 _cBK
654 _a
245 _aTheory of social change
260 _aMumbai
_bManaktalas Books
_c1965
082 _a301.2
300 _bHb
_a196
999 _c417884
_d417884
041 _aeng