Gaya APA
Simatupang, David S.. (2009).
Service quality or die .
:
Marketing.
Gaya Chicago
Simatupang, David S..
Service quality or die.
:
Marketing,
2009.
Text.
Gaya MLA
Simatupang, David S..
Service quality or die.
:
Marketing,
2009.
Text.
Gaya Turabian
Simatupang, David S..
Service quality or die.
:
Marketing,
2009.
Print.