APA
Kotler P., Armstrong G. & Agnihotri P. Y. (2018). Principles of Marketing. New Delhi: Pearson India Education Services Pvt Ltd.
Chicago
Kotler Philip, Armstrong Gary and Agnihotri Prafull Y. 2018. Principles of Marketing. New Delhi: Pearson India Education Services Pvt Ltd.
Harvard
Kotler P., Armstrong G. and Agnihotri P. Y. (2018). Principles of Marketing. New Delhi: Pearson India Education Services Pvt Ltd.
MLA
Kotler Philip, Armstrong Gary and Agnihotri Prafull Y. Principles of Marketing. New Delhi: Pearson India Education Services Pvt Ltd. 2018.