Perez, T. (2007). Graveyard shift [short story]. Philippines Free Press.
芝加哥风格引文Perez, Tony. "Graveyard Shift [short Story]." Philippines Free Press 2007.
MLA引文Perez, Tony. "Graveyard Shift [short Story]." Philippines Free Press, 2007.
警告：这些引文格式不一定是100％准确.