Cita APA

Perlas, N. (2006). Tragedy and GNP. Philippine Star.

Citación estilo Chicago

Perlas, Nicanor. "Tragedy and GNP." Philippine Star 2006.

Cita MLA

Perlas, Nicanor. "Tragedy and GNP." Philippine Star, 2006.

Warning: These citations may not always be 100% accurate.