Philippines. Bureau of Internal Revenue. (2010). Revenue regulations no. 5-2010. Manila Bulletin.
Cita Chicago (17th ed.)Philippines. Bureau of Internal Revenue. "Revenue Regulations No. 5-2010." Manila Bulletin 2010.
Cita MLA (9th ed.)Philippines. Bureau of Internal Revenue. "Revenue Regulations No. 5-2010." Manila Bulletin, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.