000 00499nam a22001937a 4500
001 8982
003 OCLRC
005 20260730103730.0
008 190226t xxu||||| |||| 00| 0 eng d
020 _a9628824074
040 _aOCLRC
082 _aHS Ref 577.21 Ou71 2004
245 _aOur Environment
260 _aChina
_bEducational Technologies Limited
_c2004
300 _a127 p.:
_bill,
_c28cm
500 _aincludes index.
650 _aOur Environment
942 _cBOOK
_jHS Ref 577.21 Ou71 2004
999 _c8982
_d8982