APA (7th ed.) Citation

Campbell, J. (1990). Speak for yourself. BBC Enterprises Limited.

Chicago Style (17th ed.) Citation

Campbell, John. Speak for Yourself. London: BBC Enterprises Limited, 1990.

MLA (8th ed.) Citation

Campbell, John. Speak for Yourself. BBC Enterprises Limited, 1990.

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