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Materia
- American Studies 17
- History 17
- American Government 8
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- American Literature 5
- Area Studies 5
- American History: General Interest 3
- Geography 2
- American History after 1945 1
- Art 1
- Classical Studies 1
- Engineering 1
- International Relations and International Organisations 1
- Literary Theory 1
- Philosophy: General Interest 1
- Physics And Astronomy 1
- Politics and International Relations 1
- Psychology: General Interest 1
- Regional and World History: General Interest 1
- Religion 1