Gaya APA
Azevedo, A, D., Pomeranz, R. (2008).
Customer Obsession: How to Acquire, Retain and Grow Customers in the New Age of Relationship Marketing .
New York:
McGraw Hill.
Gaya MLA
Azevedo, Abaete, De., Pomeranz, Richardo.
"Customer Obsession: How to Acquire, Retain and Grow Customers in the New Age of Relationship Marketing".
New York:
McGraw Hill,
2008.
Buku Tercetak.