000 00328nam a2200145Ia 4500
008 131111s9999 xx 000 0 und d
100 _aMann,R.S
245 _aSocial change and social research
260 _aNew Delhi
260 _bConcept
260 _c1988
300 _a271p.
650 _aSocial change
763 _a15088
999 _c33369
_d33369