[en] [Gutenberg 54666] • International May Day and American Labor Day / A Holiday Expressing Working Class Emancipation Versus a Holiday Exalting Labor's Chains Createspace Independent Publishing Platform
[en] [Gutenberg 1187] • War of the Classes Createspace Independent Publishing Platform
[fr] [Gutenberg 59365] • Études sur l'industrie et la classe industrielle à Paris au XIIIe et au XIVe siècle Burt Franklin and Company
[en] Can You See the Wind? Seven Stories Press
[en] [Gutenberg 3608] • The Ragged Trousered Philanthropists Createspace
[en] A War of Shadows Ace
[en] Poverty Safari Luath Press
[en] Poverty Safari · Understanding the Anger of Britain's Underclass Luath Press
[en] Nickel and Dimed · On (Not) Getting By in America Owl Books (Henry Holt)
[en] [Gutenberg 140] • The Jungle See Sharp Press
[en] Assassin · the Terrifying True Story of an International Hitman Apostrophe Books
[en] [Gutenberg 2153] • Mary Barton Joe's Family Publication