Research applied to business education
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| Drugi avtorji: | |
| Format: | Knjiga | 
| Jezik: | English | 
| Izdano: | New York, Chicago [etc.]
          The Gregg publishing company
    
        [1939]. | 
| Teme: | 
| Glavni avtor: | |
|---|---|
| Drugi avtorji: | |
| Format: | Knjiga | 
| Jezik: | English | 
| Izdano: | New York, Chicago [etc.]
          The Gregg publishing company
    
        [1939]. | 
| Teme: |