Ramirez, E. V. (1993). The new Philippine constitution: With emphasis on the historical development of the Philippine government, human rights and public service (New ed.). Visayan Educational Supply Corp.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ramirez, Efren V. The New Philippine Constitution: With Emphasis on the Historical Development of the Philippine Government, Human Rights and Public Service. New ed. Cebu City: Visayan Educational Supply Corp, 1993.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Ramirez, Efren V. The New Philippine Constitution: With Emphasis on the Historical Development of the Philippine Government, Human Rights and Public Service. New ed. Visayan Educational Supply Corp, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.