Alfon, E. D. (2000). O Perfect Day. De La Salle University Press.
Chicago Style (17th ed.) CitationAlfon, Estrella D. O Perfect Day. Manila: De La Salle University Press, 2000.
MLA引文Alfon, Estrella D. O Perfect Day. De La Salle University Press, 2000.
警告:這些引文格式不一定是100%准確.