| 000 | 00321cam a22001097a 4500 | ||
|---|---|---|---|
| 008 | 180718b1971 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aTooo Un3ap | ||
| 245 |
_aAproaches to the science of socio- economic development _cedited by Peter Lengyel |
||
| 260 |
_aParis _bUnesco _c1971 |
||
| 300 | _a383p | ||
| 700 | _aLengyel, Peter | ||
| 999 |
_c496689 _d496689 |
||