Citazione Stile APA (7a Edizione)

Harvard University. International Program in Taxation. (1964). Taxation in Colombia. Commerce Clearing House.

Citazione stile Chigago Style (17a edizione)

Harvard University. International Program in Taxation. Taxation in Colombia. Chicago: Commerce Clearing House, 1964.

Citatione MLA (9a ed.)

Harvard University. International Program in Taxation. Taxation in Colombia. Commerce Clearing House, 1964.