APA (7th ed.) Citation

Poland, W. (1905). Socialism, Its Economic Aspect. St. Louis.

Chicago Style (17th ed.) Citation

Poland, William. Socialism, Its Economic Aspect. St. Louis, 1905.

MLA (8th ed.) Citation

Poland, William. Socialism, Its Economic Aspect. St. Louis, 1905.

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