APA (7th ed.) Citation

Spargo, J. (2007). Socialism: A Summary and Interpretation of Socialist Principles. Project Gutenberg.

Chicago Style (17th ed.) Citation

Spargo, John. Socialism: A Summary and Interpretation of Socialist Principles. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Spargo, John. Socialism: A Summary and Interpretation of Socialist Principles. Project Gutenberg, 2007.

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