An introduction to solid state physics and its applications [by] R. J. Elliott [and] A. F. Gibson. Elliott, R. J. (Roger J.), 1928- Gibson, Alan F., joint author. Solid state physics. QC176 .E45 530.41 ELI [London] Macmillan [1974] [1974] 1974 Text xxi, 490 p. eng Nature-Macmillan physics series