APA引文

TSCHOHL, J., FRANZMEIER, S., & SINGO, T. [. (2003). Achieving excellence through customer service: Unggulbersaing melalui layanan pelanggan. Gramedia Pustaka Utama.

Chicago Style (17th ed.) Citation

TSCHOHL, John, Steve FRANZMEIER, and Tjita [pnj] SINGO. Achieving Excellence Through Customer Service: Unggulbersaing Melalui Layanan Pelanggan. Jakarta: Gramedia Pustaka Utama, 2003.

MLA引文

TSCHOHL, John, et al. Achieving Excellence Through Customer Service: Unggulbersaing Melalui Layanan Pelanggan. Gramedia Pustaka Utama, 2003.