00476nam a2200193 a 450000500170000002000180001708200150003510000230005010000180007324500450009125000120013626000410014830000280018950000190021760000080023663000260024485600060027085600060027620251219155957.0  a9789360744595  a363.7bKAU  aKaushik, Anubhad_  aKaushik, C.P.  aPerspectives in environmental studiesb_  a8th ed.  aChennaibNew Age Internationalc2025  axviii, 334p.c22cm.bPB  aincludes index  bc_  aEnvironmental studies  f_  a_