Philippines.University of the Philippines. Science Education Center. (1974). High school mathematics 2: Teacher's guide/ University of the Philippines Science Education Center. SEC.
Chicago Style (17. basım) AtıfPhilippines.University of the Philippines. Science Education Center. High School Mathematics 2: Teacher's Guide/ University of the Philippines Science Education Center. Quezon City: SEC, 1974.
MLA (9th ed.) AtıfPhilippines.University of the Philippines. Science Education Center. High School Mathematics 2: Teacher's Guide/ University of the Philippines Science Education Center. SEC, 1974.
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