APA Style
Customer relationship management. (2002).
Jakarta:
Majalah Manajemen.
Chicago Style
Customer relationship management.
.
Jakarta:
Majalah Manajemen,
2002.
.
MLA Style
Customer relationship management.
.
Jakarta:
Majalah Manajemen,
2002.
.
Turabian Style
Customer relationship management.
Jakarta:
Majalah Manajemen,
2002.
.