Masangkay, N. V. (1973). Perceived values of modern mathematics of selected teachers in the Division Occidental Mindoro. [s.n.].
Chicago-viite (17. p.)Masangkay, Nicolas Villamar. Perceived Values of Modern Mathematics of Selected Teachers in the Division Occidental Mindoro. Quezon City: [s.n.], 1973.
MLA-viite (9. p.)Masangkay, Nicolas Villamar. Perceived Values of Modern Mathematics of Selected Teachers in the Division Occidental Mindoro. [s.n.], 1973.
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