Kumar, V. (2013). Profitable customer engagement: Concept,metrics, and strategies. Sage.
Chicago-stil citatKumar, V. Profitable Customer Engagement: Concept,metrics, and Strategies. NewDelhi: Sage, 2013.
MLA-referensKumar, V. Profitable Customer Engagement: Concept,metrics, and Strategies. Sage, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.