Gaya APA
Janelle, B., Claus, M. (1996).
A Complaint is a gift : using customer feedback as a strategic tool / Janelle Barlow, Claus Moller .
:
.
Gaya MLA
Barlow, Janelle., Moller, Claus.
"A Complaint is a gift : using customer feedback as a strategic tool / Janelle Barlow, Claus Moller".
:
,
1996.
Textbook.