Rubio George Pastrana. (1976). Teacher's benefits under the social security law [microform]. Photoduplication Service University of the Philippines Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRubio George Pastrana. Teacher's Benefits Under the Social Security Law [microform]. Quezon City: Photoduplication Service University of the Philippines Library, 1976.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRubio George Pastrana. Teacher's Benefits Under the Social Security Law [microform]. Photoduplication Service University of the Philippines Library, 1976.
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