Luna, T. W. (1976). Environmental education and geography. University of the Philippines Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLuna, Telesforo W. Environmental Education and Geography. Quezon City: University of the Philippines Press, 1976.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLuna, Telesforo W. Environmental Education and Geography. University of the Philippines Press, 1976.
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