نوع المادة
Study guides
14
Examinations, questions, etc
9
Problems, exercises, etc
7
Examination Questions
6
Outlines, syllabi, etc
6
Textbooks for foreign speakers
5
Directories
3
Handbooks, manuals, etc
3
Case studies
2
Dictionaries
2
Outlines
2
Periodicals
2
Biography
1
Handbooks
1
Nurses' Instruction
1
Popular Works
1