Gaya APA

Tschohl, John, Franzmeir, Steve. (2003). Achieving excellence through customer service . Jakarta: Gramedia Pustaka Utama.

Gaya Chicago

Tschohl, John, Franzmeir, Steve. Achieving excellence through customer service. Jakarta: Gramedia Pustaka Utama, 2003. Text.

Gaya MLA

Tschohl, John, Franzmeir, Steve. Achieving excellence through customer service. Jakarta: Gramedia Pustaka Utama, 2003. Text.

Gaya Turabian

Tschohl, John, Franzmeir, Steve. Achieving excellence through customer service. Jakarta: Gramedia Pustaka Utama, 2003. Print.