| 000 | 00610nam a2200205 a 4500 | ||
|---|---|---|---|
| 005 | 20210219160152.0 | ||
| 008 | 080922s1971 mx r 000 0 spa d | ||
| 035 | _aUPN01000160004 | ||
| 049 | _aUNE | ||
| 080 | _a338 (100) =20 APP. | ||
| 245 | 0 | 0 |
_aApproaches to the science of socio-economic development / _cEdited by Peter Lengyel. |
| 260 |
_aParis : _bUNESCO, _c1971. |
||
| 300 |
_a383 p. ; _bfot. |
||
| 690 | _aDesarrollo economico y social | ||
| 690 | _aPlanificacion del desarrollo | ||
| 690 | _aPolitica de desarrollo | ||
| 700 | 1 | _aLengyel, Peter, edit. | |
| 710 | 2 | _aUNESCO | |
| 905 | _aUNESCO | ||
| 999 |
_c132118 _d132118 |
||