APA način citiranja (7. izdanje)

Gopalakrishnan Udayakumar. (2016). What it takes to be a Leader with Passion. Notion Press.

Čikaški stil citiranja (17. izdanje)

Gopalakrishnan Udayakumar. What It Takes to Be a Leader with Passion. Chennai: Notion Press, 2016.

MLA način citiranja (9. izdanje)

Gopalakrishnan Udayakumar. What It Takes to Be a Leader with Passion. Notion Press, 2016.