Sunde, Erling Ditlef ,1902- Communication systems engineering theory [by] Erling D. Sunde. - J. Wiley New York 1969 [1969] - xv, 512 p.illus.23 cm. - Wiley series on systems engineering and analysis . Bibliography: p. 494-502. ISBN: 0471835609 Subjects--Topical Terms: Telecommunication.Systems engineering.--TK LC Class. No.: TK5101.S83