Gaya APA

HARTLUND-THUNBERG, P. (1980). TRADING BLOCS, U.S. EXPORTS, AND WORLD TRADE (WESTVIEW SPECIAL STUDIES IN INTERNATIONAL ECONOMICS AND BUSINESS) . Boulder, Colorado: Westview Press.

Gaya MLA

HARTLUND-THUNBERG, Penelope. "TRADING BLOCS, U.S. EXPORTS, AND WORLD TRADE (WESTVIEW SPECIAL STUDIES IN INTERNATIONAL ECONOMICS AND BUSINESS)". Boulder, Colorado: Westview Press, 1980. Textbook.