Douglas, F. (1991). Monetory and fiscal policy/ Douglas Fisher. Macmillan.c.
Cita Chicago (17th ed.)Douglas, Fisher. Monetory and Fiscal Policy/ Douglas Fisher. London: Macmillan.c, 1991.
Cita MLA (9th ed.)Douglas, Fisher. Monetory and Fiscal Policy/ Douglas Fisher. Macmillan.c, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.