Villamor, I. (1977). Prontuario practica administrativa municipal y provincial. University of the Philippines Library.
Chicago Style (17. basım) AtıfVillamor, Ignacio. Prontuario Practica Administrativa Municipal Y Provincial. Quezon City: University of the Philippines Library, 1977.
MLA (9th ed.) AtıfVillamor, Ignacio. Prontuario Practica Administrativa Municipal Y Provincial. University of the Philippines Library, 1977.
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