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Jeune Garde Socialiste (JGS)
1 results
Johsua, Isaac
1 results
Karvovski, A.
1 results
Keiser, Bernard
1 results
Kelle, V.
1 results
Kline, George L.
1 results
Kommunistische Partij van België (KPB)
1 results
Konstantinov, F.
1 results
Kring voor proletariese vorming
1 results
Kruithof, Jaap
1 results
Kuron, Jacek
1 results
La Barbera, Guido
1 results
La Tendance marxiste révolutionnaire internationale
2 results
Labedz, Leopold
1 results
Labica, Georges
1 results
Ladrière, Jean
1 results
Lapidus, I.
1 results
Lauer, Quentin
1 results
Le Grève, Pierre
1 results
Lebrave, Jean-Louis
1 results
Lecaillon, Jacques
1 results
Lefebvre, Henri
2 results
Lefebvre, Jean-Pierre
1 results
Lemoine, Robert-J.
1 results
Lenin, Vladimir Iljitsj
7 results
Leningrad Institute of Philosophy
1 results
Leonard, Peter
1 results
Leontiev, L.
1 results
Leys, R.P.
1 results
Ligue Communiste (LC)
3 results
Ligue Communiste Révolutionnaire (LCR)
2 results
Ligue Marxiste Révolutionnaire (LMR)
2 results
Linkse Socialistische Partij (LSP)
1 results
Liss, Sheldon B.
1 results
Lojkine, Jean
1 results
Lombardi, Franco
1 results
Lukács, Georg
1 results
Luxemburg, Rosa
1 results
Maes, Marcel
1 results
Mallet, Serge
1 results
Mandel, Ernest
17 results
Marchal, Jean
1 results
Marx, Karl
3 results
McKown, Delos B.
1 results
McNally, David
1 results
Medvedev, Roy
1 results
Mertens, Peter
1 results
Michielsen, Leo
1 results
Milhau, Jacques
1 results
Mills, Charles Wright
1 results
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