(1981). Aspects of language planning and development in the Philippines.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAspects of Language Planning and Development in the Philippines. Linguistic Society of the Philippines, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAspects of Language Planning and Development in the Philippines. 1981.
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