APA-ийн эшлэл(7 дахь хэвлэлт)

Harvard Business Review. (2011). Harvard Business Review on Increasing Customer Loyalty. Harvard Business School.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Harvard Business Review. Harvard Business Review on Increasing Customer Loyalty. Boston: Harvard Business School, 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Harvard Business Review. Harvard Business Review on Increasing Customer Loyalty. Harvard Business School, 2011.