Παραπομπή APA

Rao, K. K. (2010). Invincibility challenges and leadership. Orient blackswan private limited.

Παραπομπή Chicago Style

Rao, Krishna K.V. Invincibility Challenges and Leadership. New Delhi: Orient blackswan private limited, 2010.

Παραπομπή MLA

Rao, Krishna K.V. Invincibility Challenges and Leadership. Orient blackswan private limited, 2010.