APA-viite

Kahn, H. C. (1964). Business and professional income under the personal income tax. National bureau Economic research.

Chicago-tyylinen lähdeviittaus

Kahn, Harry C. Business and Professional Income Under the Personal Income Tax. New York: National bureau Economic research, 1964.

MLA-viite

Kahn, Harry C. Business and Professional Income Under the Personal Income Tax. National bureau Economic research, 1964.