TY - BOOK T1 - Engineering electronics A1 - Happell, George E. A2 - Hesselberth, Wilfred M. LA - English PP - New York PB - McGraw-Hill YR - 1953 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/das.4984 OP - 508 KW - Electrónica ER -