Lua APA (7ú heag.)

Gantuangco, B. (1997). Information technology changing business rules [series]. IN Special report [column]. Philippine Daily Inquirer.

Lua i Stíl Chicago (17ú heag.)

Gantuangco, Bobby. "Information Technology Changing Business Rules [series]. IN Special Report [column]." Philippine Daily Inquirer 1997.

Lua MLA (9ú heag.)

Gantuangco, Bobby. "Information Technology Changing Business Rules [series]. IN Special Report [column]." Philippine Daily Inquirer, 1997.

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