Gaya APA
Devrye, C. (2013).
Good service is good business: 7 strategi sederhana menuju sukses (Cet. 4).
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Devrye, Catherine.
"Good service is good business: 7 strategi sederhana menuju sukses".
Cet. 4
Jakarta:
Gramedia Pustaka Utama,
2013.
Text.