000 00272nam a22000977a 4500
008 240910b |||||||| |||| 00| 0 eng d
100 _aBueno, David C.;
245 _aEnvironmental Science/
_cBueno, David C. ;
260 _aManila;
_bColumban College;
_c[c2007]
942 _2ddc
999 _c27142
_d27142