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Subject (Genre)
- Congresses207
- Electronic books91
- Periodicals83
- Case studies57
- Statistics32
- Audiobooks25
- Study guides15
- Cross-cultural studies11
- Nonfiction films10
- Dictionaries8
- Electronic book7
- Internet videos7
- Academic theses6
- Biography6
- Directories6
- Instructional films6
- Conference papers and proceedings5
- Handbooks, manuals, etc5
- Interviews5
- Documentary films4