TSCHOHL, J., FRANZMEIER, S., & SINGO, T. [. (2003). Achieving excellence through customer service: Unggulbersaing melalui layanan pelanggan. Gramedia Pustaka Utama.
Chicago Style (17th ed.) CitationTSCHOHL, John, Steve FRANZMEIER, and Tjita [pnj] SINGO. Achieving Excellence Through Customer Service: Unggulbersaing Melalui Layanan Pelanggan. Jakarta: Gramedia Pustaka Utama, 2003.
MLA (9th ed.) CitationTSCHOHL, John, et al. Achieving Excellence Through Customer Service: Unggulbersaing Melalui Layanan Pelanggan. Gramedia Pustaka Utama, 2003.
Warning: These citations may not always be 100% accurate.