214901 Cruz, J. B. (1974). Signals in linear circuits/ Jose B Sruz, M E Van Valkenburg. Boston, Mass. : Houghton Mifflin.
Chicago-čujuhus (17. p.)214901 Cruz, Jose Bejar. Signals in Linear Circuits/ Jose B Sruz, M E Van Valkenburg. Boston, Mass. : Houghton Mifflin, 1974.
MLA-čujuhus (9. p.)214901 Cruz, Jose Bejar. Signals in Linear Circuits/ Jose B Sruz, M E Van Valkenburg. Boston, Mass. : Houghton Mifflin, 1974.
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