Ramirez, J. (2023). BIR opens new registration portal. Manila Bulletin.
芝加哥风格引文Ramirez, Jun. "BIR Opens New Registration Portal." Manila Bulletin 2023.
MLA引文Ramirez, Jun. "BIR Opens New Registration Portal." Manila Bulletin, 2023.
警告：这些引文格式不一定是100％准确.