SCHWARTZ, MISCHA. INFORMATION TRANSMISSION, MODULATION, AND NOISE : A UNIFIED APPROACH TO COMMUNICATION SYSTEMS/ M. SCHWARTZ - 3 - AUCKLAND ; MEXICO: MCGRAW-HILL 1980 - XV, 646 P. 21 CM. INCLUYE INDICE. ISBN: 07-066547-8 Subjects--Topical Terms: 1.SISTEMAS DE COMUNICACION. Dewey Class. No.: 621.38 S39