MCKENZIE, R. B. (1980). Ekonomi issues in public policies. McGraw-Hill.
Cita Chicago (17th ed.)MCKENZIE, Richard B. Ekonomi Issues in Public Policies. New York: McGraw-Hill, 1980.
Cita MLA (9th ed.)MCKENZIE, Richard B. Ekonomi Issues in Public Policies. McGraw-Hill, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.