APA-viite

Urvashi Makkar. (2012). Customer relationship management. Tata McGraw Hill Education.

Chicago-tyylinen lähdeviittaus

Urvashi Makkar. Customer Relationship Management. New Delhi: Tata McGraw Hill Education, 2012.

MLA-viite

Urvashi Makkar. Customer Relationship Management. Tata McGraw Hill Education, 2012.