Almario, V. S., Bigornia, M. L., Almario, E. S., & Martin, P. T. (1991). Students' Philippine almanac. Children's Communication Center.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAlmario, Virgilio S., Mike L. Bigornia, Emeliana S. Almario, और Perfecto T. Martin. Students' Philippine Almanac. Quezon City: Children's Communication Center, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAlmario, Virgilio S., et al. Students' Philippine Almanac. Children's Communication Center, 1991.
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