APA (7e ed.) Bronvermelding

Leanne Shel. (2010). Leadership of Barak Obama way. Tata McGraw Hill.

Chicago (17e ed.) Bronvermelding

Leanne Shel. Leadership of Barak Obama Way. New Delhi: Tata McGraw Hill, 2010.

MLA (9e ed.) Bronvermelding

Leanne Shel. Leadership of Barak Obama Way. Tata McGraw Hill, 2010.