000 00237nam a2200085 4500
080 _a621.315.592
_bSHE.58
245 _aIntroduction to the theory and practice of semiconductors
100 _aShepherd, A.A
260 _aLondon
_bConstable & Co.Ltd.
_c1958
300 _a206p
999 _c25148
_d25148