TY  - BOOK
AU  - Padua,Roberto N.
AU  - Santos,Rosita G.
TI  - Fundamentals of educational research and data analysis (a PAFTE textbook development project)
SN  - 971-574-012-X
U1  - Fil 001.42 P136 1998 
PY  - 1998///
CY  - Quezon City
PB  - Katha Publishing, 
N1  - 000-099
ER  -