APA (7th ed.) Citation

Russell, T. B. A Hundred Years Hence: The Expectations of an Optimist.

Chicago Style (17th ed.) Citation

Russell, T. Baron. A Hundred Years Hence: The Expectations of an Optimist.

MLA (9th ed.) Citation

Russell, T. Baron. A Hundred Years Hence: The Expectations of an Optimist.

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