Villanueva, M. A. (2001). GMA swears in new anti-graft execs. Philippine Star.
芝加哥风格引文Villanueva, Marichu A. "GMA Swears in New Anti-graft Execs." Philippine Star 2001.
MLA引文Villanueva, Marichu A. "GMA Swears in New Anti-graft Execs." Philippine Star, 2001.
警告：这些引文格式不一定是100％准确.