Catipon, E. (1999). Oh Christmas trees, oh Christmas trees! Philippine Star.
Cita Chicago (17th ed.)Catipon, Eric. "Oh Christmas Trees, Oh Christmas Trees!" Philippine Star 1999.
Cita MLA (9th ed.)Catipon, Eric. "Oh Christmas Trees, Oh Christmas Trees!" Philippine Star, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.