APA引文

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

Chicago Edition Citation

Kumar, V. Profitable Customer Engagement: Concept, Metrics and Strategies. New Delhi: Sage response, 2013.

MLA引文

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

警告：這些引文格式不一定是100％准確.