| 000 | 00361nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 240201s1980 xx 000 0 eng d | ||
| 020 | _a0 356044882 | ||
| 082 | _a551.7 MAR | ||
| 100 | _aMARCHINGTON,TREVOR | ||
| 245 | 0 | _aCONSERVING THE EARTH'S RESOURCES | |
| 260 |
_bMACDONALD EDUCATIONAL LTD., _c1980 |
||
| 300 | _a24 | ||
| 650 | _aSCIENCE | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c8714 _d8714 |
||