(1972). Educational development projects: Second project of the IBRD in the Philippines. s.n.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEducational Development Projects: Second Project of the IBRD in the Philippines. [S.l: s.n, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रEducational Development Projects: Second Project of the IBRD in the Philippines. s.n, 1972.
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