Kreck, L. A. (1978). Operational problem solving for the hotel and restaurant industry: The Pullman method. CBI Pub. Co..
Dyfyniad Arddull ChicagoKreck, Lothar A. Operational Problem Solving for the Hotel and Restaurant Industry: The Pullman Method. Boston: CBI Pub. Co., 1978.
Dyfyniad MLAKreck, Lothar A. Operational Problem Solving for the Hotel and Restaurant Industry: The Pullman Method. CBI Pub. Co., 1978.
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