| 000 | 00359nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 220204s9999 xx 000 0 und d | ||
| 082 |
_a338.31 _bSUR |
||
| 100 | _aSURYANARAYANA RAJU, S K V | ||
| 245 | 0 | _aAnalysis of productivity levels and economic efficiency in agriculture | |
| 260 |
_aAllahabad _bChugh _c1987 |
||
| 650 | _aEconomic efficiency | ||
| 942 | _cBK | ||
| 999 |
_c39502 _d39502 |
||