Grass, M., Litzell, G., & Misgeld, K. (2002). The world in the basement: International material in archives and collections. Stockholm: Labour Movement Archives and Library.
Lua i Stíl Chicago (17ú heag.)Grass, Martin, Gunilla Litzell, agus Klaus Misgeld. The World in the Basement: International Material in Archives and Collections. Stockholm: Labour Movement Archives and Library, 2002.
Lua MLA (8ú heag.)Grass, Martin, et al. The World in the Basement: International Material in Archives and Collections. Stockholm: Labour Movement Archives and Library, 2002.
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