APA (7th ed.) Citation

Grifflin, C. E. (1943). Principles of foreign trade. Macmillan.

Chicago Style (17th ed.) Citation

Grifflin, Clare Elmer. Principles of Foreign Trade. New York: Macmillan, 1943.

MLA (9th ed.) Citation

Grifflin, Clare Elmer. Principles of Foreign Trade. Macmillan, 1943.