De Guzman, R. P. (1963). Patterns in decision-making: Case studies in Philippine public administration. College of Public Administration University of the Philippines.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDe Guzman, Raul Policarpio. Patterns in Decision-making: Case Studies in Philippine Public Administration. Manila: College of Public Administration University of the Philippines, 1963.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDe Guzman, Raul Policarpio. Patterns in Decision-making: Case Studies in Philippine Public Administration. College of Public Administration University of the Philippines, 1963.
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