Frank and Lillain Gilbreth, partners for life
| Glavni avtor: | |
|---|---|
| Format: | Knjiga | 
| Jezik: | English | 
| Izdano: | New York
          American Society of Mechanical Engineers
    
        1949. | 
| Teme: | 
| Glavni avtor: | |
|---|---|
| Format: | Knjiga | 
| Jezik: | English | 
| Izdano: | New York
          American Society of Mechanical Engineers
    
        1949. | 
| Teme: |