APA Style
Kasmir, .
(2017).
Customer Services Excellent : teori dan praktik
(
Pertama, cet.1)
.
Jakarta:
Rajawali Pers.
MLA Style
Kasmir, .
"Customer Services Excellent : teori dan praktik".
Pertama, cet.1
Jakarta:
Rajawali Pers,
2017.
Text.