Trud v škole. (Rezul'taty opyta). Serija 2. Doklady kursantov o svoej rabote s det'mi. [... S predisl. S. Levitina]
| Institution: | International Institute of Social History |
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| Format: | TEXT |
| Published: |
Institut škol'nych instruktorov fizičeskogo truda,
1920.
Moskva : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/23F10014-664C-4394-AABD-C8DC0B04F205 |
| Published: | 1920. |
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