Gaya APA

Tjiptono, F., Chandra, G. (2019). Service, Quality & Customer Satisfaction Edisi 5 . Yogyakarta: Andi.

Gaya MLA

Tjiptono, Fandy., Chandra, Gregorius. "Service, Quality & Customer Satisfaction Edisi 5". Yogyakarta: Andi, 2019. Book.