Dyfyniad APA
ProQuest (Firm). (2011). Consumption tax trends 2010: VAT/GST and excise rates, trends and administration issues. OECD.
Dyfyniad Arddull Chicago
ProQuest (Firm). Consumption Tax Trends 2010: VAT/GST and Excise Rates, Trends and Administration Issues. [Paris]: OECD, 2011.
Dyfyniad MLA
ProQuest (Firm). Consumption Tax Trends 2010: VAT/GST and Excise Rates, Trends and Administration Issues. OECD, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.