APA (7th ed.) Citation

Huebner, G. G., & Kramer, R. L. (1942). Foreign trade principles and practices. Appleton-Century-Crofts.

Chicago Style (17th ed.) Citation

Huebner, Grover Gerhardt, and Roland Laird Kramer. Foreign Trade Principles and Practices. New York: Appleton-Century-Crofts, 1942.

MLA (9th ed.) Citation

Huebner, Grover Gerhardt, and Roland Laird Kramer. Foreign Trade Principles and Practices. Appleton-Century-Crofts, 1942.