Tapales, P. D. (1973). The administrative machinery in Bicol preliminary report: The legal framework. Cooperative Regional Development Project, National Development Research Center, University of the Philippines.
Chicago Style (17. basım) AtıfTapales, Proserpina D. The Administrative Machinery in Bicol Preliminary Report: The Legal Framework. Quezon City: Cooperative Regional Development Project, National Development Research Center, University of the Philippines, 1973.
MLA (9th ed.) AtıfTapales, Proserpina D. The Administrative Machinery in Bicol Preliminary Report: The Legal Framework. Cooperative Regional Development Project, National Development Research Center, University of the Philippines, 1973.
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