APA aipamena

De Guzman, G. (2011). Rotten business. Philippines Free Press.

Chicago Style aipamena

De Guzman, Guiller. "Rotten Business." Philippines Free Press 2011.

MLA aipamena

De Guzman, Guiller. "Rotten Business." Philippines Free Press, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.