Abian, G. A. I., Golfo-Barcelona, M. G. P., & Lagrama, E. R., C. (2018). Preservation of the personal papers of Prof. Raul Rafael Ingles, 1929-2013. School of Library and Information Studies, University of the Philippines, Diliman.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAbian, Gianina Alexea I., Mary Grace P. Golfo-Barcelona, और Eimee Rhea Lagrama, C. Preservation of the Personal Papers of Prof. Raul Rafael Ingles, 1929-2013. Quezon City: School of Library and Information Studies, University of the Philippines, Diliman, 2018.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAbian, Gianina Alexea I., et al. Preservation of the Personal Papers of Prof. Raul Rafael Ingles, 1929-2013. School of Library and Information Studies, University of the Philippines, Diliman, 2018.
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