APA Alıntı

 Sommerville, K. L. (2007).  Hospitality employee management and supervision: Concepts and practical applications.  John Wiley & Sons.

Chicago Stili Alıntı

 Sommerville, Kerry L.  Hospitality Employee Management and Supervision: Concepts and Practical Applications.  John Wiley & Sons, 2007.

MLA Alıntı

 Sommerville, Kerry L.  Hospitality Employee Management and Supervision: Concepts and Practical Applications.  John Wiley & Sons, 2007.

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