APA (7. basım) Alıntı

KARR R. (1998). COMPLETE IDIOT`S GUIDE TO GREAT CUSTOMER SERVICE. PRENTICE -HALL INTERNATIONAL, INC.

Chicago Style (17. basım) Atıf

KARR R. COMPLETE IDIOT`S GUIDE TO GREAT CUSTOMER SERVICE. NEW DELHI: PRENTICE -HALL INTERNATIONAL, INC, 1998.

MLA (9th ed.) Atıf

KARR R. COMPLETE IDIOT`S GUIDE TO GREAT CUSTOMER SERVICE. PRENTICE -HALL INTERNATIONAL, INC, 1998.