Cusack, M. (1998). Online customer care: Applying today's technology to achieve world-class customer interaction. ASQ Quality Press ; Infotec Standards.
Lua i Stíl Chicago (17ú heag.)Cusack, Michael. Online Customer Care: Applying Today's Technology to Achieve World-class Customer Interaction. Milwaukee, Wis. : India: ASQ Quality Press ; Infotec Standards, 1998.
Lua MLA (8ú heag.)Cusack, Michael. Online Customer Care: Applying Today's Technology to Achieve World-class Customer Interaction. ASQ Quality Press ; Infotec Standards, 1998.
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