Kumar, V. (2008). Managing Customers for Profit: Strategies to Increase Profits and Build Loyalty. Pearson Education India Pvt. Ltd.
芝加哥风格引文Kumar, V. Managing Customers for Profit: Strategies to Increase Profits and Build Loyalty. New Delhi: Pearson Education India Pvt. Ltd, 2008.
MLA引文Kumar, V. Managing Customers for Profit: Strategies to Increase Profits and Build Loyalty. Pearson Education India Pvt. Ltd, 2008.
警告：这些引文格式不一定是100％准确.