000 | 00504nam a2200181Ia 4500 | ||
---|---|---|---|
999 |
_c54166 _d54166 |
||
005 | 20201113112207.0 | ||
008 | 180710s9999 xx 000 0 und d | ||
041 | _aEN | ||
082 |
_a333.85097 _bPOL _223 |
||
245 | 2 | _aA Policy for mineral aggregate resource management in Ontario | |
260 |
_aToronto _bMinistry of natural resources _c1977 |
||
300 | _aix, 230 p. | ||
500 | _aincludes appendix | ||
509 | _aNS | ||
650 | _aCrushed stone industry | ||
650 | 0 |
_aAggregates _9107798 |
|
942 | _cS |