Unruh, J. A. (1996). Customers Mean Business: Six Steps to Building Relationships That Last. Reading, Massachusetts: Addison-Wesley.
Style de citation ChicagoUnruh, James A. Customers Mean Business: Six Steps to Building Relationships That Last. Reading, Massachusetts: Addison-Wesley, 1996.
Style de citation MLAUnruh, James A. Customers Mean Business: Six Steps to Building Relationships That Last. Reading, Massachusetts: Addison-Wesley, 1996.
Attention : ces citations peuvent ne pas être correctes à 100%.