Cita APA (7th ed.)
Siegel, B. N. (1960). AGGREGATE ECONOMICS AND PUBLIC POLICY.
Cita Chicago (17th ed.)
Siegel, Barry N. AGGREGATE ECONOMICS AND PUBLIC POLICY. 1960.
Cita MLA (9th ed.)
Siegel, Barry N. AGGREGATE ECONOMICS AND PUBLIC POLICY. 1960.
Atenció: Aquestes cites poden no estar 100% correctes.