TY  - BOOK
AU  - San Diego,Bernardita L.
TI  - Effectiveness of the video taped lessons in differential calculus on the performance of the fourth year high school students
U1  - 371.33 
PY  - 2003///
CY  - Morong,Rizal
KW  - Audiovisual materials
KW  - Differential calculus
ER  -