Use of factory statistics in the investigation of industrial fatigue ; a manual for field research /
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
New York :
Columbia university; [etc., etc.],
1918.
|
| Series: | Studies in history, economics, and public law ;
vol. 81, no. 3 = whole no. 190. |
| Subjects: |
| Item Description: | Issued also as thesis (Ph.D.) Columbia university. |
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| Physical Description: | 3 pages ., 5-153 pages : diagram ; 25 cm. |