Vermoeidheidsstudie uit physiologisch en psychologisch oogpunt
Efficiency-dagen, november 1941.
| Institution: | International Institute of Social History |
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| Format: | TEXT |
| Published: |
Muusses,
1941.
Purmerend : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/37DDAC95-2E97-4AC7-8AB7-64017EFAB60C |
| Summary: | Efficiency-dagen, november 1941. |
|---|---|
| Published: | 1941. |