Littlechild, S. C. Elements of telecommunications economics/ S. C. Littlechild - London: Peter Peregrinus ltd, 1979 - xiii, 268P.: ill. - IEE TELECOMMUNICATIONS SERIES 7 . ISBN: 0-906048-17-6 Source: purchase Subjects--Chronological Terms: Telecommunications systems-economic aspects LC Class. No.: HE7631 / .L57 1979