Ballon, R. J. (1969). The Japanese employee. Tokyo: Sophia University; in cooperation with the C. E. Tuttle Co., Rutland Vt.
Παραπομπή Chicago StyleBallon, Robert J. The Japanese Employee. Tokyo: Sophia University; in cooperation with the C. E. Tuttle Co., Rutland Vt, 1969.
Παραπομπή MLABallon, Robert J. The Japanese Employee. Tokyo: Sophia University; in cooperation with the C. E. Tuttle Co., Rutland Vt, 1969.
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