| 000 | 00326 a2200133 4500 | ||
|---|---|---|---|
| 080 |
_a631.459:631.61 _bC 899 E |
||
| 245 | 1 |
_aEconomics of conservation _cby J.G. Crawford |
|
| 260 |
_aCanberra _c1952 |
||
| 650 | _aSoil Erosion | ||
| 650 | _aSoil Conservation | ||
| 100 | 1 |
_aCrawford, J.G. _d |
|
| 300 | _a59 p. | ||
| 901 | _a35416 | ||
| 999 |
_c44321 _d44321 |
||