Gaya APA
Tschohl, John. (2003).
Achieving Excellence Through Customer Service .
Jakarta:
PT Gramedia Pustaka Utama.
Gaya Chicago
Tschohl, John.
Achieving Excellence Through Customer Service.
Jakarta:
PT Gramedia Pustaka Utama,
2003.
Text.
Gaya MLA
Tschohl, John.
Achieving Excellence Through Customer Service.
Jakarta:
PT Gramedia Pustaka Utama,
2003.
Text.
Gaya Turabian
Tschohl, John.
Achieving Excellence Through Customer Service.
Jakarta:
PT Gramedia Pustaka Utama,
2003.
Print.