APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.