University of the Philippines Manila National Institutes of Health & Festin, M. R. (2002). UP Manila research manual (2nd ed.). [University of the Philippines Manila.
Chicago-viite (17. p.)University of the Philippines Manila National Institutes of Health ja Mario R. Festin. UP Manila Research Manual. 2nd ed. [Manila]: [University of the Philippines Manila, 2002.
MLA-viite (9. p.)University of the Philippines Manila National Institutes of Health ja Mario R. Festin. UP Manila Research Manual. 2nd ed. [University of the Philippines Manila, 2002.
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