Univrsity of the Philippines. (1980). Science Diliman. Office of Research Coordination University of the Philippines.
Citazione stile Chigago Style (17a edizione)Univrsity of the Philippines. Science Diliman. Quezon City: Office of Research Coordination University of the Philippines, 1980.
Citatione MLA (9a ed.)Univrsity of the Philippines. Science Diliman. Office of Research Coordination University of the Philippines, 1980.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.