Fundamentals of educational research and data analysis /
Padua, Roberto N.
Fundamentals of educational research and data analysis / Roberto N. Padua and Rosita De Guzman- Santos. - Quezon City : Katha Publishing Company, Incorporated, c1998. - 130 pages ; 25 cm.
Fundamentals of educational research and data analysis / Roberto N. Padua and Rosita De Guzman- Santos. - Quezon City : Katha Publishing Company, Incorporated, c1998. - 130 pages ; 25 cm.