Caves, R. E., & Jones, R. W. (1985). World trade and payments: An introduction (4th ed.). Little, Brown.
Dyfyniad Arddull ChicagoCaves, Richard E., and Ronald Winthrop Jones. World Trade and Payments: An Introduction. 4th ed. Boston: Little, Brown, 1985.
Dyfyniad MLACaves, Richard E., and Ronald Winthrop Jones. World Trade and Payments: An Introduction. 4th ed. Little, Brown, 1985.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.