(2014). BIR requires taxpayers to use electronic forms. NTRC Tax Research Journal.
芝加哥风格引文"BIR Requires Taxpayers to Use Electronic Forms." NTRC Tax Research Journal 2014.
MLA引文"BIR Requires Taxpayers to Use Electronic Forms." NTRC Tax Research Journal, 2014.
警告:这些引文格式不一定是100%准确.