Huebner, G. G., & Kramer, R. L. (1942). Foreign trade principles and practices. Appleton-Century-Crofts.
Chicagoスタイル(17版)引用形式Huebner, Grover Gerhardt, , Roland Laird Kramer. Foreign Trade Principles and Practices. New York: Appleton-Century-Crofts, 1942.
MLA(9版)引用形式Huebner, Grover Gerhardt, , Roland Laird Kramer. Foreign Trade Principles and Practices. Appleton-Century-Crofts, 1942.
警告: この引用は必ずしも正確ではありません.