Παραπομπή σε μορφή APA (7η εκδ.)

USDA & Economic research service. (2001). The road ahead agricultural policy reform in the WTO summery report: Agriculture economic report number 797.

Παραπομπή σε μορφή Chicago (17η εκδ.)

USDA και Economic research service. The Road Ahead Agricultural Policy Reform in the WTO Summery Report: Agriculture Economic Report Number 797. 2001.

Παραπομπή σε μορφή MLA (9th εκδ.)

USDA και Economic research service. The Road Ahead Agricultural Policy Reform in the WTO Summery Report: Agriculture Economic Report Number 797. 2001.