Association), E. F. (. R., & Association) , E. F. (. R. Human resources management and supervision: Competency guide /National Restaurant Association, Educational Foundation. Pearson, Prentice Hall.
Trích dẫn kiểu ChicagoAssociation), Educational Foundation (National Restaurant, và Educational Foundation (National Restaurant Association) . Human Resources Management and Supervision: Competency Guide /National Restaurant Association, Educational Foundation. Pearson, Prentice Hall.
Trích dẫn MLAAssociation), Educational Foundation (National Restaurant, và Educational Foundation (National Restaurant Association) . Human Resources Management and Supervision: Competency Guide /National Restaurant Association, Educational Foundation. Pearson, Prentice Hall.