ISBN 0071381880 books & textbook
GPRS: General Packet Radio Service (Professional Telecom)
Bates, Regis "Bud" J. Bates, Regis J. B.
McGraw-Hill Professional /2001-11-12 Paperback / 350 Pages
isbn-10: 0071381880 / isbn-13: 9780071381888
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