4 0

Basic guide to data communications / 6 6 edited by Ray Sarch. - 2nd ed. - New York, NY : McGraw-Hill, c1990. - vii, 349 p. : ill. 28 cm. - - - - - . - Data communications book series . - 0 . - . - Data communications book series 0 .

Includes index.





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0076070263 : $34.95

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90003255

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