000 00346nam a2200145Ia 4500
008 240201s9999 xx 000 0 eng d
020 _a9788174782380
082 _a500 ARU
100 _aARUNA M.C.
245 0 _aENVIRONMENTAL SCIENCE - STANDARD -4
260 _bSURA BOOKS (PVT) LTD.,
300 _a107
650 _aSCIENCE
942 _2ddc
_cBK
999 _c3115
_d3115