Lugtu, R. C. J. Purpose-driven technology. Manila Bulletin..
Cita Chicago (17th ed.)Lugtu, Reynaldo C. Jr. "Purpose-driven Technology." Manila Bulletin. .
Cita MLA (9th ed.)Lugtu, Reynaldo C. Jr. "Purpose-driven Technology." Manila Bulletin., .
Atenció: Aquestes cites poden no estar 100% correctes.