000 00428nam a2200157Ia 4500
020 _a0000000000
040 _cPK-LaCSN
082 _b932
_a510
100 _a"NA"
245 0 _aPrimary mathematics: a development through activity (Teacher's notes: stage 2)
260 _bHeinemann Educational Books Ltd
_aLondon
_c1975
300 _a251
942 _2ddc
_cBK
999 _c681552
_d681552