| ID | 184354 |
| Call Number | XVII.12/1971/142221 |
| Title Proper | Classification by board economic categories |
| Language | ENG |
| Author | United Nations Department of Economic and Social Affairs |
| Publication | NEw York, UNited Nations, 1971. |
| Description | 28p 28 cm |
| Price. Qualification | $1.00(SIS Dep) |
| Classification Number | XVII.12 |