APA Style

Appleyard, D, R., J., F, J, A. (1998). International Economics Trade Theory and Policy, 3rd ed. . New York: Irwin/McGraw-Hill.

MLA Style

Appleyard, Dennis, R.., J., Field, Jr.,, Alfred. "International Economics Trade Theory and Policy, 3rd ed.". New York: Irwin/McGraw-Hill, 1998. Text.