APA (7th ed.) Citation

Lewis, S. (1970). It can't happen here / by S. Lewis. New American Library.

Chicago Style (17th ed.) Citation

Lewis, Sinclair. It Can't Happen Here / by S. Lewis. New American Library, 1970.

MLA (9th ed.) Citation

Lewis, Sinclair. It Can't Happen Here / by S. Lewis. New American Library, 1970.

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