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-referens (17:e uppl.)University of the Philippines Manila National Institutes of Health och Mario R. Festin. UP Manila Research Manual. 2nd ed. [Manila]: [University of the Philippines Manila, 2002.
MLA-referens (9:e uppl.)University of the Philippines Manila National Institutes of Health och Mario R. Festin. UP Manila Research Manual. 2nd ed. [University of the Philippines Manila, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.