000 00272nam a2200109Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
041 _aen
100 _aV.K.NANAYAKKARA
245 0 _aEnvironmental management under devolution
260 _bColombo. CRDS
_c1992
942 _cLL
999 _c31270
_d31270