| 000 | 00533nam a2200181Ia 4500 | ||
|---|---|---|---|
| 008 | 131223s9999 xx 000 0 und d | ||
| 040 | _aISI KOLKATA | ||
| 041 | _aEnglish | ||
| 082 |
_a630.72(777) _bR.Bull184 |
||
| 100 | _aHopkins John A | ||
| 245 | _aCost of production in agriculture | ||
| 260 |
_aIowa. _bIowa State College of Agriculture _c1935 |
||
| 300 | _a387-432p. | ||
| 500 | _aIowa, Agricultural Experiment Station, Research Bulletin no.184 | ||
| 650 | _aAgriculture | ||
| 700 |
_aTaylor Paul A _4Auth. |
||
| 942 | _cBK | ||
| 999 |
_c41811 _d41811 |
||