00398pab a2200121 454500008004000000100001600040245011300056260000900169300001300178650003400191650001200225773003900237180718b2012   xxu||||| |||| 00| 0 eng d  aBasu, Sukla  aResearch techniques in socio-economic survey: A case study of fisherfolk in Bakkhali, Sundarban, West Bengal  c2012  ap.48-56.  aFishing - India - West Bengal  aFishing  aIndian Journal of Regional Science