| 000 | 00450cam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 180718b1980 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aB19084 Un3 | ||
| 100 | _aWeilenmann, Alexander | ||
| 245 |
_aEvaluation research and social change _cby Alexander Weilenmann |
||
| 260 |
_aParis _bUnited Nations Educational, Scientific and Cultural Organization _c1980 |
||
| 300 | _a104p. | ||
| 700 | _aUnited Nations Educational, Scientific and Cultural Organization | ||
| 999 |
_c487917 _d487917 |
||