San Juan, A. D. (2019). Water level in dams decreasing. Manila Bulletin.
芝加哥风格引文San Juan, Alexandria Dennise. "Water Level in Dams Decreasing." Manila Bulletin 2019.
MLA引文San Juan, Alexandria Dennise. "Water Level in Dams Decreasing." Manila Bulletin, 2019.
警告：这些引文格式不一定是100％准确.