Philippines (Republic). Bureau of Internal Revenue. (1957). Primer on business and occupation taxes. National Media Production Center.
Lua i Stíl Chicago (17ú heag.)Philippines (Republic). Bureau of Internal Revenue. Primer on Business and Occupation Taxes. [Manila]: National Media Production Center, 1957.
Lua MLA (9ú heag.)Philippines (Republic). Bureau of Internal Revenue. Primer on Business and Occupation Taxes. National Media Production Center, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.