Hickman, C. R. (1995). The productivity game: An interactive business game where you make or break the company. Prentice Hall.
Citace podle Chicago (17th ed.)Hickman, Craig R. The Productivity Game: An Interactive Business Game Where You Make or Break the Company. Englewood Cliffs, N.J: Prentice Hall, 1995.
Citace podle MLA (9th ed.)Hickman, Craig R. The Productivity Game: An Interactive Business Game Where You Make or Break the Company. Prentice Hall, 1995.
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