Genre
Textbooks for foreign speakers
19
Dictionaries
10
Congresses
7
Problems, exercises, etc
7
Handbooks, manuals, etc
4
Sound recordings for foreign speakers
2
Study guides
2
Text-books for foreign speakers
2
Textbooks
2
Classification
1
Conversation and phrase books
1
Periodicals
1
Terms and phrases
1
Text-books for foreigners
1