Clifford, M. How to read circuit diagrams and electronic graphs. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Clifford, Martin. How to Read Circuit Diagrams and Electronic Graphs. Englewood, N.J: Prentice-Hall.
Lua MLA (9ú heag.)Clifford, Martin. How to Read Circuit Diagrams and Electronic Graphs. Prentice-Hall.
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