University of the Philippines Science Teaching Center. (1967). High school mathematics 2 (Experimental ed.). [s.n.].
Citace podle Chicago (17th ed.)University of the Philippines Science Teaching Center. High School Mathematics 2. Experimental ed. Philippines: [s.n.], 1967.
Citace podle MLA (9th ed.)University of the Philippines Science Teaching Center. High School Mathematics 2. Experimental ed. [s.n.], 1967.
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