APA (7th ed.) Citation

De Haas, J. A. (1935). The practice of foreign trade: A textbook. McGraw-Hill Book Company, inc..

Chicago Style (17th ed.) Citation

De Haas, J. Anton. The Practice of Foreign Trade: A Textbook. New York, London: McGraw-Hill Book Company, inc., 1935.

MLA (9th ed.) Citation

De Haas, J. Anton. The Practice of Foreign Trade: A Textbook. McGraw-Hill Book Company, inc., 1935.