Cita APA (7th ed.)

O'Brien, T. (2016). The world's 100 greatest speeches. Rupa Publications.

Cita Chicago (17th ed.)

O'Brien, Terry. The World's 100 Greatest Speeches. New Delhi: Rupa Publications, 2016.

Cita MLA (8th ed.)

O'Brien, Terry. The World's 100 Greatest Speeches. Rupa Publications, 2016.