APA (7th ed.) Citation

Heck, H. (1972). International trade: A management guide. American Management Association.

Chicago Style (17th ed.) Citation

Heck, Harold. International Trade: A Management Guide. New York: American Management Association, 1972.

MLA (9th ed.) Citation

Heck, Harold. International Trade: A Management Guide. American Management Association, 1972.

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