| 000 | 00507nam a2200181 a 4500 | ||
|---|---|---|---|
| 005 | 20140412111250.0 | ||
| 008 | 000901s19uu xx 00 eng d | ||
| 020 | _a0-8136-7297-X | ||
| 050 |
_aBB 551.7 _bW34 1993 |
||
| 100 | _aWalker, Colin | ||
| 245 |
_aOur changing earth / _cwritten by Colin Walker. |
||
| 250 | _a2nd Edition | ||
| 260 |
_aCelveland, Ohio : _bModern Curriculum Press, _c1993. |
||
| 300 | _a17 p. ; ill. | ||
| 440 | _aConcept Science | ||
| 650 |
_aSciences _xEarth |
||
| 999 |
_c103102 _d103102 |
||