Ruiz, E. (2017). Duterte most appreciated and trusted gov't official. Manila Bulletin.
芝加哥风格引文Ruiz, Ellalyn. "Duterte Most Appreciated and Trusted Gov't Official." Manila Bulletin 2017.
MLA引文Ruiz, Ellalyn. "Duterte Most Appreciated and Trusted Gov't Official." Manila Bulletin, 2017.
警告：这些引文格式不一定是100％准确.