APA引文

Kumar, V. (2013). Profitable customer engagement: Concept,metrics, and strategies. Sage.

Chicago Edition Citation

Kumar, V. Profitable Customer Engagement: Concept,metrics, and Strategies. NewDelhi: Sage, 2013.

MLA引文

Kumar, V. Profitable Customer Engagement: Concept,metrics, and Strategies. Sage, 2013.

警告：這些引文格式不一定是100％准確.