Gaya APA
Tjiptono. (2008).
Service Management (2).
Yogyakarta:
Andi Offset.
Gaya Chicago
Tjiptono.
Service Management.
2
Yogyakarta:
Andi Offset,
2008.
Text.
Gaya MLA
Tjiptono.
Service Management.
2
Yogyakarta:
Andi Offset,
2008.
Text.
Gaya Turabian
Tjiptono.
Service Management.
2
Yogyakarta:
Andi Offset,
2008.
Print.