Gaya APA
      Tjiptono, F., Chandra, G. (2019).
    Service, quality & customer satisfaction (Edisi 5) (Ed. 5).
    Yogyakarta:
  CV. Andi Offset.
  
Gaya MLA
      Tjiptono, Fandy., Chandra, Gregorius.
    "Service, quality & customer satisfaction (Edisi 5)".
    Ed. 5
    Yogyakarta:
  CV. Andi Offset,
  2019.
  Fakultas Bisnis.