000 00314nam a2200157Ia 4500
020 _aNULL
082 _a621.381528
100 _aMarrison,
245 0 _aCrystals Diamonds And Transistors
250 _a-
260 _aLondon
_bPengain Books.
300 _a311
500 _a9491
650 _a-
942 _cBK
999 _c27080
_d27080