TY - BOOK AU - Kumar,Arvind TI - Ecology of Polluted Waters (Vol-2) SN - 8176483184 : U1 - 577.627 19 PY - 2002/// CY - New Delhi PB - A.P.H.Publishing Corporation KW - Ecology KW - Spines KW - Water Pollution KW - Environmental effects N1 - gm N2 - Environment Management ER -