Pacheco, E. S., Pabellon, J. L., & Hernandez, D. F. (1983). Innovations in science teaching in the University of the Philippines System. UP Institute for Science and Mathematics Education Development.
Chicago-referens (17:e uppl.)Pacheco, Edgardo S., Josefina Ll Pabellon, och Dolores F. Hernandez. Innovations in Science Teaching in the University of the Philippines System. Quezon City: UP Institute for Science and Mathematics Education Development, 1983.
MLA-referens (9:e uppl.)Pacheco, Edgardo S., et al. Innovations in Science Teaching in the University of the Philippines System. UP Institute for Science and Mathematics Education Development, 1983.
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