Paño, T. R. (1997). Philippine telecoms: The challenges of growing big. Philippine Star.
芝加哥风格引文Paño, Tony R. "Philippine Telecoms: The Challenges of Growing Big." Philippine Star 1997.
MLA引文Paño, Tony R. "Philippine Telecoms: The Challenges of Growing Big." Philippine Star, 1997.
警告：这些引文格式不一定是100％准确.