Genre
- Textbooks 9 canlyniadau
- Biography 5 canlyniadau
- Cases 5 canlyniadau
- Case studies 4 canlyniadau
- Congresses 4 canlyniadau
- Cross-cultural studies 4 canlyniadau
- Periodicals 4 canlyniadau
- Statistics 2 canlyniadau
- Commercial treaties 1 canlyniadau
- Interviews 1 canlyniadau
- Problems, exercises, etc 1 canlyniadau
- Trials, litigation, etc 1 canlyniadau