Napocor energizes 41-km Calapan-Galera power line. The Philippine Star.
Chicago Style (17th ed.) Citation"Napocor Energizes 41-km Calapan-Galera Power Line." The Philippine Star .
MLA引文"Napocor Energizes 41-km Calapan-Galera Power Line." The Philippine Star, .
警告：這些引文格式不一定是100％准確.