APA-ийн эшлэл(7 дахь хэвлэлт)

Kumar, V. (2008). Managing Customers for Profit: Strategies to Increase Profits and Build Loyalty. Pearson Education India Pvt. Ltd.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Kumar, V. Managing Customers for Profit: Strategies to Increase Profits and Build Loyalty. New Delhi: Pearson Education India Pvt. Ltd, 2008.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Kumar, V. Managing Customers for Profit: Strategies to Increase Profits and Build Loyalty. Pearson Education India Pvt. Ltd, 2008.