(2001). Promoting call 117 as the country's efficient emergency dial system. Philippine Star.
Chicago Style (17th ed.) Citation"Promoting Call 117 as the Country's Efficient Emergency Dial System." Philippine Star 2001.
MLA引文"Promoting Call 117 as the Country's Efficient Emergency Dial System." Philippine Star, 2001.
警告：這些引文格式不一定是100％准確.