Gaya APA

Balassa, B. (1970). Changing Patterns in Foreign Trade and Payments An Introduction to a current Issue of Public Policy, Revised Edition . New York: W. W. Norton & Company, Inc..

Gaya MLA

Balassa, Bela. "Changing Patterns in Foreign Trade and Payments An Introduction to a current Issue of Public Policy, Revised Edition". New York: W. W. Norton & Company, Inc., 1970. Text.