Celis, A., & Isip, I. (2013). Missed in SONA. Malaya Business Insight.
Cita Chicago (17th ed.)Celis, Angela, i Irma Isip. "Missed in SONA." Malaya Business Insight 2013.
Cita MLA (9th ed.)Celis, Angela, i Irma Isip. "Missed in SONA." Malaya Business Insight, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.