| 000 | 00389 a2200133 4500 | ||
|---|---|---|---|
| 080 |
_a631.372.003.12 _bM 478 F |
||
| 245 | 1 |
_aFarm tractory production costs _ba study in economics of scale _cby N.B. Macdonald |
|
| 260 |
_aCanada _bRoyal Commission on Farm Machinery _c1969 |
||
| 650 | _aFarm Tractory | ||
| 650 | _aCosts | ||
| 100 | 1 |
_aMacdonald, N.B. _d |
|
| 300 | _a286 p. | ||
| 901 | _a120054 | ||
| 999 |
_c80230 _d80230 |
||