Leyco, C. S. (2022). Trade gap widens to $43 B in 2021. Manila Bulletin.
芝加哥风格引文Leyco, Chino S. "Trade Gap Widens to $43 B in 2021." Manila Bulletin 2022.
MLA引文Leyco, Chino S. "Trade Gap Widens to $43 B in 2021." Manila Bulletin, 2022.
警告：这些引文格式不一定是100％准确.