Garg, Vijay K. Principles and applications of GSM (with floppy) / by Vijay K. Garg and Joseph E. Wilkes. - / . - Delhi : Pearson Education (Singapore) , 2004. - xxiii,481p. : illus.,figs.,tables ; 24cm . Includes index ISBN: 8178086557 Rs. 350.00 Subjects--Index Terms: NETWORKS-COMPUTER COMMUNICATIONS Dewey Class. No.: 384.51 / GAR/P