APA aipamena

Laurel, H. T. (2010). MRT fares: Erap's stroke of genius. Daily Tribune.

Chicago Style aipamena

Laurel, Herman Tiu. "MRT Fares: Erap's Stroke of Genius." Daily Tribune 2010.

MLA aipamena

Laurel, Herman Tiu. "MRT Fares: Erap's Stroke of Genius." Daily Tribune, 2010.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.