00414nam a2200157Ia 4500008004100000020001800041082001200059100002000071245002600091250000700117260005000124300002300174500001900197600002000216650002000236240925s9999    xx            000 0 und d  a9788131721186  a337 BAS  aBasak, Anindita 0aEnvironmental Studies  aNA  aUttar Pradesh:bPearson Education Incc,2009.  a360p.b0fOriginal  aIncludes Index  aSocial Sciences  aSocial Sciences