APA
Powers T. F. &. P. J. M., . (1984). Food service operations : planning and control. John Wiley, New York: .
Chicago
Powers Thomas F & Powers Jo Marie, . 1984. Food service operations : planning and control. John Wiley, New York: .
Harvard
Powers T. F. &. P. J. M., . (1984). Food service operations : planning and control. John Wiley, New York: .
MLA
Powers Thomas F & Powers Jo Marie, . Food service operations : planning and control. John Wiley, New York: . 1984.