- Anne Frank Stichting1
- Bar-On, Tamir1
- Barnes, James Strachey1
- Blum, George P.1
- Carsten, F. L.1
- Casals, Xavier1
- De Felice, Renzo1
- Goodrick-Clarke, Nicholas1
- Harris, Geoff1
- Hockenos, Paul1
- Library of Congress. Legislative Reference Service1
- Mann, Michael1
- Morgan, Philip1
- Nolte, Ernst1
- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)1
- Rees, Philip1
- Saraiva, Tiago1
- Searchlight1
- Woolf, S. J.1