Josling, T., Tangermann, S., & Warley, T. K. (1996). Agriculture in the GATT. St. Martin's Press.
Chicago Style (17th ed.) ZitazioaJosling, Tim, Stefan Tangermann, eta T. K. Warley. Agriculture in the GATT. New York, N.Y.: St. Martin's Press, 1996.
MLA (9th ed.) ZitazioaJosling, Tim, et al. Agriculture in the GATT. St. Martin's Press, 1996.