Gaya APA
Chandra, G., Tjiptono, F. (2019).
Service, Quality and Customer Satisfaction Edisi 5 (ed. 5).
Yogyakarta:
Andi.
Gaya MLA
Chandra, Gregorius., Tjiptono, Fandy.
"Service, Quality and Customer Satisfaction Edisi 5".
ed. 5
Yogyakarta:
Andi,
2019.
Buku E.MANAJEMEN.