Basilio, E. L. (2000). Competition: Key to ports' success worldwide. Philippine Star.
Lua i Stíl Chicago (17ú heag.)Basilio, Enrico L. "Competition: Key to Ports' Success Worldwide." Philippine Star 2000.
Lua MLA (9ú heag.)Basilio, Enrico L. "Competition: Key to Ports' Success Worldwide." Philippine Star, 2000.
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