Cruz, I. A. (2006). The constitution in jeopardy. Philippine Daily Inquirer.
Chicago Style (17th ed.) ZitazioaCruz, Isagani A. "The Constitution in Jeopardy." Philippine Daily Inquirer 2006.
MLA (9th ed.) ZitazioaCruz, Isagani A. "The Constitution in Jeopardy." Philippine Daily Inquirer, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.