Gaya APA
Customer service delivery : research and best practices. (2007).
San Francisco:
Jossey-Bass.
Gaya Chicago
Customer service delivery : research and best practices.
.
San Francisco:
Jossey-Bass,
2007.
Text.
Gaya MLA
Customer service delivery : research and best practices.
.
San Francisco:
Jossey-Bass,
2007.
Text.
Gaya Turabian
Customer service delivery : research and best practices.
San Francisco:
Jossey-Bass,
2007.
Print.