Gaya APA
Martin, William B.. (2004).
Managing Quality Custtomer Service .
Jakarta:
Elex Media Komputindo.
Gaya Chicago
Martin, William B..
Managing Quality Custtomer Service.
Jakarta:
Elex Media Komputindo,
2004.
Text.
Gaya MLA
Martin, William B..
Managing Quality Custtomer Service.
Jakarta:
Elex Media Komputindo,
2004.
Text.
Gaya Turabian
Martin, William B..
Managing Quality Custtomer Service.
Jakarta:
Elex Media Komputindo,
2004.
Print.