Gaya APA
tjiptono, F., Chandra, G. (2019).
Service, Quality & Customer Satisfaction (Edisi 5).
Yogyakarta:
Penerbit Andi.
Gaya MLA
tjiptono, Fandy., Chandra, Gregorius.
"Service, Quality & Customer Satisfaction".
Edisi 5
Yogyakarta:
Penerbit Andi,
2019.
Text.