00318nam a2200109Ia 4500008004100000020001800041082001500059100001900074245005700093260004600150300001200196190710s9999    xx            000 0 und d  a93-83223-84-8  a304.28 Sh9  aShukla, Ashish 0aEnvironmenal science : fundamentals, ethics and laws  aNew DelhibI K International Publisc2014  axiv,313