APA aipamena

Oxley, A. (1990). The challenge of free trade. Harvester Wheatsheaf.

Chicago Style aipamena

Oxley, Alan. The Challenge of Free Trade. New York: Harvester Wheatsheaf, 1990.

MLA aipamena

Oxley, Alan. The Challenge of Free Trade. Harvester Wheatsheaf, 1990.