(2002). Modes and procedure for the payment of internal revenue taxes through authorized agent banks amending Revenue Regulations no. 4-97, as amended by Revenue Regulations no. 6-98. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)"Modes and Procedure for the Payment of Internal Revenue Taxes Through Authorized Agent Banks Amending Revenue Regulations No. 4-97, as Amended by Revenue Regulations No. 6-98." Manila Bulletin 2002.
Lua MLA (9ú heag.)"Modes and Procedure for the Payment of Internal Revenue Taxes Through Authorized Agent Banks Amending Revenue Regulations No. 4-97, as Amended by Revenue Regulations No. 6-98." Manila Bulletin, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.