| 000 | 00351nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1980 xx 000 0 und d | ||
| 082 | _a338.16 BIR | ||
| 100 | _aBirla Institute of Scientific Research | ||
| 245 | 0 | _aTechnological changes in Agriculture Impact on Productivity and employment,. | |
| 260 | _c1980 | ||
| 300 | _a170 p | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c710516 _d710516 |
||