000 00590nam a22001817a 4500
001 ched99879160
005 20240425162859.0
008 121108t xxu||||| |||| 00| 0 eng d
050 _aCD-01876t
099 _c4647
_d4647
100 _aPangilinan, Jocelyn C.
245 _aVirtual manipulatives: its effectiveness in teaching trigonometry to college students at New Era University
_cJocelyn C. Pangilinan
260 _aQuezon City
_bNew Era University
_c2010
300 _axiii, 89p.
502 _aMaster of Arts
_bEducation/ Mathematics Education
942 _cTD
999 _c4169
_d4169