| ID | 218826 |
| Call Number | X:731:(B28)/K0/085417 |
| Title Proper | On a clas of preference fields |
| Language | ENG |
| Author | German, W. M. |
| Publication | Birmingham, University Faculty Of Commerce And Social Science, 1960. |
| Description | 6p 28 cm |
| Price. Qualification | GIPE Ex |
| Classification Number | X:731:(B28) |