APA Style
Buttle, Francis, Subiyanto, Arief. (2004).
Customer Relationship Management .
Malang:
Bayumedia.
Chicago Style
Buttle, Francis, Subiyanto, Arief.
Customer Relationship Management.
Malang:
Bayumedia,
2004.
Text.
MLA Style
Buttle, Francis, Subiyanto, Arief.
Customer Relationship Management.
Malang:
Bayumedia,
2004.
Text.
Turabian Style
Buttle, Francis, Subiyanto, Arief.
Customer Relationship Management.
Malang:
Bayumedia,
2004.
Print.