Gaya APA
F., V, G, . (2007).
CRM dan MPR Hotel (Customer Relationship Management and Marketing Public Relation) .
Bandung:
Alfabeta.
Gaya MLA
F., Vanessa, Gaffar, .
"CRM dan MPR Hotel (Customer Relationship Management and Marketing Public Relation)".
Bandung:
Alfabeta,
2007.
Pariwisata.