Statistical measurement in group work; a manual on statistical records for use by staff members
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Washington, U.S. Govt.
Print. Off.
1939
|
| Subjects: |
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Washington, U.S. Govt.
Print. Off.
1939
|
| Subjects: |