(1974). The Filipino people: Differentiation and distribution based on linguistic, cultural and racial criteria. National Museum.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThe Filipino People: Differentiation and Distribution Based on Linguistic, Cultural and Racial Criteria. Manila: National Museum, 1974.
एमएलए (9वां संस्करण) प्रशस्ति पत्रThe Filipino People: Differentiation and Distribution Based on Linguistic, Cultural and Racial Criteria. National Museum, 1974.
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