000 00327nam a2200121Ia 4500
008 190415s9999 xx 000 0 und d
082 _aRC.0090
100 _aChakraborty, Debesh
245 0 _aMigration in north-eastern region of India during 1901-81 : Trend, pattern and i
260 _c1997
300 _a186p.
942 _cBK
999 _c17076
_d17076