Cita APA (7a ed.)
Friedman, N. (1998). Customer Services Nightmares: 100 Tales of the Worst Experiences Possible, and How They Could Have Been Fixed.
Cita estilo Chicago (17a ed.)
Friedman, Nancy. Customer Services Nightmares: 100 Tales of the Worst Experiences Possible, and How They Could Have Been Fixed. 1998.
Cita MLA (9a ed.)
Friedman, Nancy. Customer Services Nightmares: 100 Tales of the Worst Experiences Possible, and How They Could Have Been Fixed. 1998.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.