Concepcion, M. B., & Smith, P. C. (1977). The demographic situation in the Philippines: An assessment in 1977. East-West Center.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रConcepcion, Mercedes B., और Peter Colin Smith. The Demographic Situation in the Philippines: An Assessment in 1977. Honolulu: East-West Center, 1977.
एमएलए (9वां संस्करण) प्रशस्ति पत्रConcepcion, Mercedes B., और Peter Colin Smith. The Demographic Situation in the Philippines: An Assessment in 1977. East-West Center, 1977.
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