000 00458nam a2200157 4500
082 _aR HS 363.73
_bRIV
245 _aRiver pollution : a study of periyar/
_cby
260 _aKalady:
_bDepartment of History, Sree Sankaracharya University of Sanskrit,
_c2011.
300 _a68p.
650 _aPollution River
650 _aPollution Periyar
650 _aSocial Problems
650 _aPG Dissertation History
650 _aSocial sciences
942 _cPGD
999 _c178139
_d178139