APA
Barsky J. D., . (1995). World-class customer satisfaction. Illionois: Irwin.
Chicago
Barsky Jonathan D, . 1995. World-class customer satisfaction. Illionois: Irwin.
Harvard
Barsky J. D., . (1995). World-class customer satisfaction. Illionois: Irwin.
MLA
Barsky Jonathan D, . World-class customer satisfaction. Illionois: Irwin. 1995.