000 nam a22 7a 4500
999 _c11548
_d11548
005 20240325142643.0
008 240325b xxu||||| |||| 00| 0 eng d
040 _aSLIDA
_cSLIDA
_dSLIDA
041 _aeng
082 _223
_aX551.588 (083.86)"97"
_bNAT
110 _94590
_aCentral Environmental Authority.
245 _aEnvironmental Index :
_bNewspaper and Journal Articles on Environment /
_hEnglish.
260 _aBattaramulla.
_bCentral Environmental Authority,
_c1997.
300 _a38 p.:
_c30cm.
500 _aSinhala version.
942 _2ddc
_cLEN