000 00401nam a2200169Ia 4500
020 _a888728091048K
040 _cPK-LaCSN
082 _bMEL
_a510
100 _aMelina, Suzanne
245 0 _aClocks scales and measurements
260 _bEEW
_aSingapore
_c1995
300 _a32
490 _aScience Workshop
942 _2ddc
_cBK
999 _c243305
_d243305