Motion pictures for seminars, conferences, training programs. Catalogue Loan films on agriculture, education, industry, health.
| مؤلف مشترك: | |
|---|---|
| التنسيق: | كتاب |
| اللغة: | English |
| منشور في: |
Washington
[s.n.]
[1963].
|
| الموضوعات: |