Gaya APA
Tschohl, John, Franzmeier, Steve. (2003).
Achieving excellence through customer service = unggul bersaing melalui layanan pelanggan .
Jakarta:
Gramedia Pustaka Utama.
Gaya Chicago
Tschohl, John, Franzmeier, Steve.
Achieving excellence through customer service = unggul bersaing melalui layanan pelanggan.
Jakarta:
Gramedia Pustaka Utama,
2003.
Buku.
Gaya MLA
Tschohl, John, Franzmeier, Steve.
Achieving excellence through customer service = unggul bersaing melalui layanan pelanggan.
Jakarta:
Gramedia Pustaka Utama,
2003.
Buku.
Gaya Turabian
Tschohl, John, Franzmeier, Steve.
Achieving excellence through customer service = unggul bersaing melalui layanan pelanggan.
Jakarta:
Gramedia Pustaka Utama,
2003.
Buku.