APA (7th ed.) Citation

(1990). Mandela: Echoes of an era. Penguin Books.

Chicago Style (17th ed.) Citation

Mandela: Echoes of an Era. London: Penguin Books, 1990.

MLA (9th ed.) Citation

Mandela: Echoes of an Era. Penguin Books, 1990.

Warning: These citations may not always be 100% accurate.