000 00267nam a22000977a 4500
100 _aLopez, Sharon M. et.al
245 _aPerformance of Second Year Students in Science I in the District of Baler
260 _aAurora
_bASCOT
_c2004
300 _ap. 50
_billus.
942 _cCR
999 _c3345
_d3345