Calingasan, L. Y., Fajardo, A. C., Adriano, C. T., Diokno, M. S. I., Ocampo, D. S., & Pedrajita, J. Q. (2015). The social studies curriculum in Philippine basic education: A historical study of its development from 1946-2010. College of Education, University of the Philippines Diliman.

Calingasan, Lorina Y., Amelia C. Fajardo, Celia T. Adriano, Maria Serena I. Diokno, Dina S. Ocampo, and Jose Q. Pedrajita. The Social Studies Curriculum in Philippine Basic Education: A Historical Study of Its Development from 1946-2010. Quezon City: College of Education, University of the Philippines Diliman, 2015.

Calingasan, Lorina Y., et al. The Social Studies Curriculum in Philippine Basic Education: A Historical Study of Its Development from 1946-2010. College of Education, University of the Philippines Diliman, 2015.