ROUTH, G. (1977). The Origin of economic ideas. Macmillan.
Cita Chicago (17th ed.)ROUTH, Guy. The Origin of Economic Ideas. London: Macmillan, 1977.
Cita MLA (9th ed.)ROUTH, Guy. The Origin of Economic Ideas. Macmillan, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.