Marcos, F. E. (1968). Extemporaneous speech at the Postmaster's Conference, Pasay Post Office, June 13, 1968.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMarcos, Ferdinand E. Extemporaneous Speech at the Postmaster's Conference, Pasay Post Office, June 13, 1968. [place of publication not identified], 1968.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMarcos, Ferdinand E. Extemporaneous Speech at the Postmaster's Conference, Pasay Post Office, June 13, 1968. 1968.
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