APA ציטוט

Friedman, M., & Kuznets, S. (1945). Income from independent professional practice. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Friedman, Milton, and Simon Kuznets. Income from Independent Professional Practice. New York: National Bureau of Economic Research, 1945.

ציטוט MLA

Friedman, Milton, and Simon Kuznets. Income from Independent Professional Practice. National Bureau of Economic Research, 1945.