Gaya APA
BUTTLE, F. ().
CUSTOMER RELANTIONSHIP MANAGEMRNT ( MANAJEMEN HUBUNGAN PELANGGANAN ) .
MALANG:
BAYUMEDIA PUBLISHING.
Gaya MLA
BUTTLE, FRANCIS.
"CUSTOMER RELANTIONSHIP MANAGEMRNT ( MANAJEMEN HUBUNGAN PELANGGANAN )".
MALANG:
BAYUMEDIA PUBLISHING,
.
MANAJEMEN.