TELECOMMUNICATION SWITCHING AND NETWORKS.
GNANASIVAM, P.
TELECOMMUNICATION SWITCHING AND NETWORKS. - 2nd ed. 2010 - NEW DELHI NEW AGE INTERNATIONL PUBLISHERS - 324
  TELECOMMUNICATION
621.382.382 / GNA
TELECOMMUNICATION SWITCHING AND NETWORKS. - 2nd ed. 2010 - NEW DELHI NEW AGE INTERNATIONL PUBLISHERS - 324
  TELECOMMUNICATION
621.382.382 / GNA