Sumilong, F., & Silao, F. B. (1970). A Summary of laws and regulations affecting Philippine national-local government relations ([Rev. ed.].). Local Government Center, University of the Philippines [by the Joint Local Government Reform Commission].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sumilong, Fe, و Federico B. Silao. A Summary of Laws and Regulations Affecting Philippine National-local Government Relations. [Rev. ed.]. Manila: Local Government Center, University of the Philippines [by the Joint Local Government Reform Commission], 1970.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Sumilong, Fe, و Federico B. Silao. A Summary of Laws and Regulations Affecting Philippine National-local Government Relations. [Rev. ed.]. Local Government Center, University of the Philippines [by the Joint Local Government Reform Commission], 1970.