Sharma, S. Data Communication/ Print. By Sanjay Sharma.- - New Delhi: S.K.Kataria & Sons, C 2009. - xvi,514p.: ill.; 24cm. Include Index ISBN: 9789380027135 Source: B-34530 Subjects--Topical Terms: Data transmission systemsComputer networks LC Class. No.: TK5105 / .S43 2009