1660250. RYAN, RAY Basic Digital Electronics: Understanding number systems, boolean algebra, & and logic circuits/ Ray Ryan.- Blue Ridge Submit: Tab Books Inc., 1975.- 210 p.; [ 21 cm ]. ISBN: 0830637281 (Digital electronic; ) |Điện tử; | DDC: 621.3851 /Nguồn thư mục: [SCTHU]. |