Gaya APA
Bruhn, Manfred. (2003).
Relationship marketing .
England:
Harlow.
Gaya Chicago
Bruhn, Manfred.
Relationship marketing.
England:
Harlow,
2003.
Text.
Gaya MLA
Bruhn, Manfred.
Relationship marketing.
England:
Harlow,
2003.
Text.
Gaya Turabian
Bruhn, Manfred.
Relationship marketing.
England:
Harlow,
2003.
Print.