University of the Philippines Science Teaching Center. (1967). High school mathematics 2 (Experimental ed.). [s.n.].
Citazione stile Chigago Style (17a edizione)University of the Philippines Science Teaching Center. High School Mathematics 2. Experimental ed. Philippines: [s.n.], 1967.
Citatione MLA (9a ed.)University of the Philippines Science Teaching Center. High School Mathematics 2. Experimental ed. [s.n.], 1967.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.