Gaya APA
LeBoeuf, Michael. (2000).
How to win customers and keep them for life .
New York:
Penguin Putnam Inc.
Gaya Chicago
LeBoeuf, Michael.
How to win customers and keep them for life.
New York:
Penguin Putnam Inc,
2000.
Text.
Gaya MLA
LeBoeuf, Michael.
How to win customers and keep them for life.
New York:
Penguin Putnam Inc,
2000.
Text.
Gaya Turabian
LeBoeuf, Michael.
How to win customers and keep them for life.
New York:
Penguin Putnam Inc,
2000.
Print.