Abadilla, E. V. UPS to use drone technology to serve PH market. IN Shipping Bulletin. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)Abadilla, Emmie V. "UPS to Use Drone Technology to Serve PH Market. IN Shipping Bulletin." Manila Bulletin .
Lua MLA (9ú heag.)Abadilla, Emmie V. "UPS to Use Drone Technology to Serve PH Market. IN Shipping Bulletin." Manila Bulletin, .
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