APA (7th ed.) Citation

Russell, B. (1927). Why I am not a Christian (3. impr.). Watts.

Chicago Style (17th ed.) Citation

Russell, Bertrand. Why I Am Not a Christian. 3. impr. London: Watts, 1927.

MLA (9th ed.) Citation

Russell, Bertrand. Why I Am Not a Christian. 3. impr. Watts, 1927.

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