| 000 | 00409nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 180413s9999 xx 000 0 und d | ||
| 020 | _a0896291162 (Pbk) | ||
| 245 | 2 | _aA Meta Analysis Of Rates Of Return To Agricultural R And D Ex Pede Herculem? | |
| 260 | _bWashington D.C. : Ifpri 2000. | ||
| 300 | _a148 | ||
| 546 | _aEng | ||
| 690 | _aAgriculture ; Research ; Economic Aspects ; Evaluation ; Rate Of Return. | ||
| 999 |
_c12113 _d12113 |
||