00410nam a22001217a 4500020002000000082001500020100001900035245003300054260002900087300004400116500002000160650010800180  a0805377158 (hb)  a004.6bSTA  aStamper, David  aBusiness data communications  aNew YorkbCummingsc1994  axxviii, 608 p.b: ill,. (Col)c; 26 cm.  aIncludes index.  aComputer scienceaData transmission systemvComputer networksvPhysical LayervData communicationvFEAS