APA (7th ed.) Citation

Tweeten, L. G. (1992). Agricultural trade: Principles and policies. Westview Press ; IT Publications.

Chicago Style (17th ed.) Citation

Tweeten, Luther G. Agricultural Trade: Principles and Policies. Boulder, CO : London: Westview Press ; IT Publications, 1992.

MLA (9th ed.) Citation

Tweeten, Luther G. Agricultural Trade: Principles and Policies. Westview Press ; IT Publications, 1992.