APA (7th ed.) Citation

Von Wald, E. G., & Emshwiller, E. (2010). World Without War. Project Gutenberg.

Chicago Style (17th ed.) Citation

Von Wald, E. G., and Ed Emshwiller. World Without War. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Von Wald, E. G., and Ed Emshwiller. World Without War. Project Gutenberg, 2010.

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