Salcedo, S. M. (1990). 'He could have become president.'. Philippine Star.
Chicago Style aipamenaSalcedo, Socorro M. "'He Could Have Become President.'." Philippine Star 1990.
MLA aipamenaSalcedo, Socorro M. "'He Could Have Become President.'." Philippine Star, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.