Genre
- Congresses 67 canlyniadau
- Periodicals 28 canlyniadau
- Statistics 26 canlyniadau
- Case studies 20 canlyniadau
- Cross-cultural studies 10 canlyniadau
- Handbooks, manuals, etc 8 canlyniadau
- Platforms 8 canlyniadau
- Biography 7 canlyniadau
- Bibliography 5 canlyniadau
- Textbooks 3 canlyniadau
- Forecasts 2 canlyniadau
- Juvenile films 2 canlyniadau
- Personal narratives 2 canlyniadau
- Anecdotes 1 canlyniadau
- Catalogs 1 canlyniadau
- Curricula 1 canlyniadau
- Diaries 1 canlyniadau
- Directories 1 canlyniadau
- Drama 1 canlyniadau
- Encyclopedias 1 canlyniadau
- Glossaries, vocabularies, etc 1 canlyniadau
- Interviews 1 canlyniadau
- Juvenile literature 1 canlyniadau
- Outlines, syllabi, etc 1 canlyniadau