APA Citation

Thunberg., P. H. a. (1980). TRADING BLOCS, U.S. EXPORTS, AND WORLD TRADE. Colorado.

Chicago Style Citation

Thunberg., Penelope Hartland and. TRADING BLOCS, U.S. EXPORTS, AND WORLD TRADE. Colorado, 1980.

MLA Citation

Thunberg., Penelope Hartland and. TRADING BLOCS, U.S. EXPORTS, AND WORLD TRADE. Colorado, 1980.

Warning: These citations may not always be 100% accurate.