Cita APA (7th ed.)

Duff, L. (1997). The economics of governments and markets: New directions in European public policy. Longman.

Cita Chicago (17th ed.)

Duff, Lois. The Economics of Governments and Markets: New Directions in European Public Policy. London: Longman, 1997.

Cita MLA (9th ed.)

Duff, Lois. The Economics of Governments and Markets: New Directions in European Public Policy. Longman, 1997.