- Kemény, István1
- Kmitas, Jonas1
- Kogon, Eugen1
- Kádri, M. C.1
- Kündig-Steiner, Werner1
- Lamprecht, Gerhard1
- Lehrman, Harold Arthur1
- Leśmian, Bolesław1
- Library of Congress. Legislative Reference Service1
- Lieb, Fritz1
- Magos-Gimes, Judit1
- Magyar Film Intézet1
- Miklós Hollós1
- Mochulʹskii, Konstantin Vasilʹevich1
- Molnár, E.1
- Molotov, Vyacheslav Mikhaylovich1
- Moscow. Institut marksizma-leninizma1
- Mosley, Oswald1
- Nagy, Imre1
- Norwid, Cyprian1