000 00278nam a2200121Ia 4500
008 220201s1969 xx 000 0 eng d
082 _bDUN
100 _aDuncan, T.
245 0 _aExploring physics book 3
260 _aLondon
_bJhon Murray
_c1969
300 _a194
942 _2ddc
999 _c17813
_d17813