000 00292nam a2200109 a 4500
082 _a344.046
_bNAT
245 _aNational Environmental Act No.47 of 1980
260 _aColombo :
_bCentral Environmental Authority,
_c[nd].
300 _a39 p. :
650 _aNational Environmental.
942 _cREF
999 _c12788
_d12788