Philippines (Republic). Bureau of Internal Revenue. (1957). Primer on business and occupation taxes. National Media Production Center.
Dyfyniad Arddull ChicagoPhilippines (Republic). Bureau of Internal Revenue. Primer on Business and Occupation Taxes. [Manila]: National Media Production Center, 1957.
Dyfyniad MLAPhilippines (Republic). Bureau of Internal Revenue. Primer on Business and Occupation Taxes. National Media Production Center, 1957.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.