000 00430nam a22001577a 4500
020 _a978969734204-4
040 _cPK-LaCSN
100 _aInternational secondary science work book
110 _aSupplementary reading material
245 _aInternational secondary science
300 _a94
_c23cm
650 _aInternational secondary science
700 _aInternational secondary science
942 _2ddc
_cBK
999 _c822576
_d822553