Abrera, J. (1999). Peace and order. Philippine Daily Inquirer.
Chicago Style (17th ed.) ZitazioaAbrera, Jess. "Peace and Order." Philippine Daily Inquirer 1999.
MLA (9th ed.) ZitazioaAbrera, Jess. "Peace and Order." Philippine Daily Inquirer, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.