Agpalo, R. E. (1985). Pangulo regime and civilization: Towards a theory of Philippine government and politics. Solidarity: Current Affairs, Ideas and the Arts.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Agpalo, Remigio E. "Pangulo Regime and Civilization: Towards a Theory of Philippine Government and Politics." Solidarity: Current Affairs, Ideas and the Arts 1985.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Agpalo, Remigio E. "Pangulo Regime and Civilization: Towards a Theory of Philippine Government and Politics." Solidarity: Current Affairs, Ideas and the Arts, 1985.
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