Keiser, J. (1979). Principles and practice of management in the hospitality industry. CBI Pub.
Chicago-viite (17. p.)Keiser, James. Principles and Practice of Management in the Hospitality Industry. Boston, Mass: CBI Pub, 1979.
MLA-viite (9. p.)Keiser, James. Principles and Practice of Management in the Hospitality Industry. CBI Pub, 1979.
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