APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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

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