00540nam a22001817a 4500 BD-DhUL 20141215111750.0 141215b1958 u a|||| |||| 001 0 eng d BD-DhUL BD-DhUL 537.6 SHI Shepherd, A. A. An introduction to the theory and practice of semi-conductors / by A. A. Shepherd. London : Constable & Company, c1958. 206 p. : ill. ; 18 cm. Includes Index. Semiconductors ddc BK 22380 22380 0 0 ddc 0 537_600000000000000_SHI 0 NFIC 43234 DUSL DUSL GEN 1961-05-08 537.6 SHI A15596 2014-12-15 2014-12-15 BK