APA (7th ed.) Citation

Lewis, D. L. (1970). Martin Luther King: A critical biography. Allen Lane.

Chicago Style (17th ed.) Citation

Lewis, David L. Martin Luther King: A Critical Biography. London: Allen Lane, 1970.

MLA (9th ed.) Citation

Lewis, David L. Martin Luther King: A Critical Biography. Allen Lane, 1970.

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