APA (7th ed.) Citation

(1902). Pure economy. The rich how. The poor why. Productive labor, unproductive labor and destructive labor. The Free Socialist Union.

Chicago Style (17th ed.) Citation

Pure Economy. The Rich How. The Poor Why. Productive Labor, Unproductive Labor and Destructive Labor. The Free Socialist Union, 1902.

MLA (8th ed.) Citation

Pure Economy. The Rich How. The Poor Why. Productive Labor, Unproductive Labor and Destructive Labor. The Free Socialist Union, 1902.

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