APA (7th ed.) Citation

Organization of American States. General Secretariat. (1972). Image of Colombia. Organization of American States.

Chicago Style (17th ed.) Citation

Organization of American States. General Secretariat. Image of Colombia. Washington, D.C.: Organization of American States, 1972.

MLA (9th ed.) Citation

Organization of American States. General Secretariat. Image of Colombia. Organization of American States, 1972.