Genre
Dictionaries
7
Conference papers and proceedings
6
Congresses
5
Handbooks and manuals
5
Biographies
3
Illustrated works
3
Popular works
3
Problems and exercises
3
Textbooks
3
Atlases
2
Tables (Data)
2
Trivia and miscellanea
2
Case studies
1
Classification
1
Encyclopedias
1
Instructional and educational works
1
Laboratory manuals
1
Nomenclature
1
Puzzles and games
1
Quotations
1
Reference works
1
Statistics
1