Wiersema, F. (2001). The new market leaders: Who's winning and how in the battle for customers. Free Press.
Chicago-Zitierstil (17. Ausg.)Wiersema, Fred. The New Market Leaders: Who's Winning and How in the Battle for Customers. New York [u.a.]: Free Press, 2001.
MLA-Zitierstil (9. Ausg.)Wiersema, Fred. The New Market Leaders: Who's Winning and How in the Battle for Customers. Free Press, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.