Duff, L. (1997). The economics of governments and markets: New directions in European public policy. Longman.
Citazione stile Chigago Style (17a edizione)Duff, Lois. The Economics of Governments and Markets: New Directions in European Public Policy. London: Longman, 1997.
Citatione MLA (9a ed.)Duff, Lois. The Economics of Governments and Markets: New Directions in European Public Policy. Longman, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.