Richter, H. W. (1977). Electrical and electronic drafting. John Wiley.
Chicago Style (17th ed.) ZitazioaRichter, Herbert W. Electrical and Electronic Drafting. Nueva York: John Wiley, 1977.
MLA (9th ed.) ZitazioaRichter, Herbert W. Electrical and Electronic Drafting. John Wiley, 1977.
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