The UP Inter-College Class '58 Foundation, Inc, & Tumangan, E. E. (2008). The University of the Philippines centennial golden jubilarians, the Class of 1958. The Foundation].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThe UP Inter-College Class '58 Foundation, Inc, और Edgardo E. Tumangan. The University of the Philippines Centennial Golden Jubilarians, the Class of 1958. [S.l: The Foundation], 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्रThe UP Inter-College Class '58 Foundation, Inc, और Edgardo E. Tumangan. The University of the Philippines Centennial Golden Jubilarians, the Class of 1958. The Foundation], 2008.
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