APA (7th ed.) Citation

(1906). Socialism. A summary and interpretation of socialist principles. MacMillan.

Chicago Style (17th ed.) Citation

Socialism. A Summary and Interpretation of Socialist Principles. MacMillan, 1906.

MLA (8th ed.) Citation

Socialism. A Summary and Interpretation of Socialist Principles. MacMillan, 1906.

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