Brenton, P., Scott, H. G., & Sinclair, P. J. N. (1997). International trade: A European text. Oxford University Press.
Chicago Style aipamenaBrenton, Paul, Henry G. Scott, and P. J. N. Sinclair. International Trade: A European Text. New York: Oxford University Press, 1997.
MLA aipamenaBrenton, Paul, et al. International Trade: A European Text. Oxford University Press, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.