Carpio, A. A. (2013). While we were not looking: IP law amendments. Philippine Graphic.
芝加哥风格引文Carpio, Alma Anonas. "While We Were Not Looking: IP Law Amendments." Philippine Graphic 2013.
MLA引文Carpio, Alma Anonas. "While We Were Not Looking: IP Law Amendments." Philippine Graphic, 2013.
警告：这些引文格式不一定是100％准确.