Gaya APA
Newell, Frederick. (2000).
Loyalty.com : customer relationship management in the new era of internet marketing .
New York:
McGraw Hill.
Gaya Chicago
Newell, Frederick.
Loyalty.com : customer relationship management in the new era of internet marketing.
New York:
McGraw Hill,
2000.
Buku.
Gaya MLA
Newell, Frederick.
Loyalty.com : customer relationship management in the new era of internet marketing.
New York:
McGraw Hill,
2000.
Buku.
Gaya Turabian
Newell, Frederick.
Loyalty.com : customer relationship management in the new era of internet marketing.
New York:
McGraw Hill,
2000.
Buku.