APA (7th ed.) Citation

Du Boulay, S. (1989). Tutu: Voice of the voiceless (Publ. with an updated epilogue.). Penguin Books.

Chicago Style (17th ed.) Citation

Du Boulay, Shirley. Tutu: Voice of the Voiceless. Publ. with an updated epilogue. London [u.a.]: Penguin Books, 1989.

MLA (8th ed.) Citation

Du Boulay, Shirley. Tutu: Voice of the Voiceless. Publ. with an updated epilogue. Penguin Books, 1989.

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