APA-referens (7:e uppl.)

(2014). Gov't tax, revenue collections improve as a share of GDP. NTRC Tax Research Journal.

Chicago-referens (17:e uppl.)

"Gov't Tax, Revenue Collections Improve as a Share of GDP." NTRC Tax Research Journal 2014.

MLA-referens (9:e uppl.)

"Gov't Tax, Revenue Collections Improve as a Share of GDP." NTRC Tax Research Journal, 2014.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.