Devereaux, C., Lawrence, R. Z., & Watkins, M. (2006). Case studies in US trade negotiation. Institute for International Economics.
Chicago Style (17th ed.) ZitazioaDevereaux, Charan, Robert Z. Lawrence, eta Michael Watkins. Case Studies in US Trade Negotiation. Washington, DC: Institute for International Economics, 2006.
MLA (9th ed.) ZitazioaDevereaux, Charan, et al. Case Studies in US Trade Negotiation. Institute for International Economics, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.