00421nam a2200157Ia 4500008004100000020001800041082001400059100001700073245002800090250000700118260005600125300002300181500001900204600002000223650002000243240925s9999    xx            000 0 und d  a9788131312995  a333.7 SIN  aSingh, S. R. 0aEnvironmental Economics  aNA  aNew Delhi:bA. P. H. Publishing Corporationc,2015.  a765p.b0fOriginal  aIncludes Index  aSocial Sciences  aSocial Sciences