000 00240nam a2200097Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aGRIFFITHS (DAUIELT)
245 0 _aINTRODUCTION FOR ELECTSADYHENI
260 _bPHI
942 _2ddc
_cSCIENCE
999 _c19921
_d19921