00615nam a22002177i 4500 230403s1979 |||ad||| |||| 001 0 eng d 0091403413 pbk. GCL 621.381 BIL Billups, G. Electronics, third level / G. Billups, M. T. Sampson London : Hutchinson, 1979. 173 pages : illustrations ; 24 cm. text rdacontent txt unmediated n rdamedia volume nc rdacarrier Include index. Physics Sampson, M. T. ddc 0 0 ddc 0 621_381000000000000_BIL 0 547 LPL LPL 2023-04-03 0 621.381 BIL 4290 2023-04-03 00:00:00 2023-04-03 BK 330 330