00840pamaa2200253 4500 0000028768 20190517090000.0 9780130903501 (pbk.) BNM HF5548.2 STA 2001 Stallings, William author Business data communications William Stallings; with a contribution by Richard Van Slyke. Fourth edition. New Jersey: Prentice Hall, [2001]. xxii, 659 pages: illustrations; 24 cm. text rdacontent unmediated rdamedia volume rdacarrier Computer networks Data transmission systems Business -- Data processing Business -- Communication systems Office practice -- Automation Van Slyke, Richard