Lotilla, R. P. M. (2015). Safeguarding our island-studded sea. IN Current events [column]. Forbes Philippines.
芝加哥风格引文Lotilla, Raphael Perpetuo M. "Safeguarding Our Island-studded Sea. IN Current Events [column]." Forbes Philippines 2015.
MLA引文Lotilla, Raphael Perpetuo M. "Safeguarding Our Island-studded Sea. IN Current Events [column]." Forbes Philippines, 2015.
警告：这些引文格式不一定是100％准确.