Tamayo, E. J. (2000). Papua New Guinea opens arms to Filipino investors. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)Tamayo, Edgar J. "Papua New Guinea Opens Arms to Filipino Investors." Manila Bulletin 2000.
Lua MLA (9ú heag.)Tamayo, Edgar J. "Papua New Guinea Opens Arms to Filipino Investors." Manila Bulletin, 2000.
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