On the Question of Free Trade
- Free Trade, translation by Florence Kelley and edited by Engels, Boston (1888) (transcription project)
- "Free Trade", an edition included with Lothrop's translation of Wage-Labor and Capital (1902) (transcription project)
- "Speech on the Question of Free Trade", included in Volume 6 of the Marx Engels Collected Works (1975)
- On the Question of Free Trade, an unsourced translation