Genre
- Electronic books 56 543 bohtosa
- Case studies 1 873 bohtosa
- Congresses 1 797 bohtosa
- Biography 827 bohtosa
- Statistics 655 bohtosa
- Handbooks, manuals, etc 599 bohtosa
- Cross-cultural studies 316 bohtosa
- Periodicals 268 bohtosa
- Directories 178 bohtosa
- Dictionaries 129 bohtosa
- Maps 124 bohtosa
- Problems, exercises, etc 116 bohtosa
- Sources 104 bohtosa
- Interviews 98 bohtosa
- Encyclopedias 94 bohtosa
- Charts, diagrams, etc 70 bohtosa
- Study guides 52 bohtosa
- Examinations, questions, etc 50 bohtosa
- Guidebooks 44 bohtosa
- Early works to 1800 40 bohtosa
- Longitudinal studies 40 bohtosa
- Correspondence 36 bohtosa
- Textbooks 36 bohtosa
- Bibliography 34 bohtosa
- Terminology 26 bohtosa
- Census, 2000 22 bohtosa
- Life skills guides 22 bohtosa
- Census 20 bohtosa
- Cases 18 bohtosa
- Commercial treaties 18 bohtosa
- Pictorial works 18 bohtosa
- Anecdotes 16 bohtosa
- Diaries 16 bohtosa
- Forecasts 16 bohtosa
- Software 16 bohtosa
- Cas, Études de 14 bohtosa
- Identification 14 bohtosa
- Handbooks, manuals 12 bohtosa
- Miscellanea 12 bohtosa
- Classification 10 bohtosa
- Forms 10 bohtosa
- Juvenile literature 10 bohtosa
- Statistics, Vital 10 bohtosa
- Archives 8 bohtosa
- Census, 2009 8 bohtosa
- Chronology 8 bohtosa
- Databases 8 bohtosa
- Fiction 8 bohtosa
- Handbooks 8 bohtosa
- Humor 8 bohtosa more…