Roque, R. (1999). Eng'g Sci proposes P300 lab fee. Philippine Collegian.
Cita Chicago (17th ed.)Roque, Rox. "Eng'g Sci Proposes P300 Lab Fee." Philippine Collegian 1999.
Cita MLA (9th ed.)Roque, Rox. "Eng'g Sci Proposes P300 Lab Fee." Philippine Collegian, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.