APA (7th ed.) Citation

Greene, G., & Greene, R. (2004). Graham Greene: A life in letters. Vintage.

Chicago Style (17th ed.) Citation

Greene, Graham, and Richard Greene. Graham Greene: A Life in Letters. London: Vintage, 2004.

MLA (9th ed.) Citation

Greene, Graham, and Richard Greene. Graham Greene: A Life in Letters. Vintage, 2004.

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