| ID | 266185 |
| Call Number | X:94.6.N47t4/H9/033571 |
| Title Proper | African labour efficiency survey |
| Language | ENG |
| Author | Colonial Office ; Northcott, C.H. |
| Publication | London, Official, 1949. |
| Description | 123p |
| Series | Colonial research pub. No. 3 |
| Classification Number | X:94.6.N47t4 |