APA Style

LeBoeuf, Michael. (1989). How to win customers and keep them for life . : New York: Berkley Books.

Chicago Style

LeBoeuf, Michael. How to win customers and keep them for life. : New York: Berkley Books, 1989. Printed Material.

MLA Style

LeBoeuf, Michael. How to win customers and keep them for life. : New York: Berkley Books, 1989. Printed Material.

Turabian Style

LeBoeuf, Michael. How to win customers and keep them for life. : New York: Berkley Books, 1989. Printed Material.