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Dyfyniad Arddull ChicagoBird, Richard Miller, and Sijbren Cnossen. The Personal Income Tax: Phoenix from the Ashesn. Amsterdam: North-Holland, 1990.
Dyfyniad MLABird, Richard Miller, and Sijbren Cnossen. The Personal Income Tax: Phoenix from the Ashesn. North-Holland, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.