00339nam a22001217a 45000050016000000200023000160350013000390370013000521000017000652450066000822600044001483000025001922012020704044.0  a8120314549c175.00  aA-950949  aDPLbENG  aMartin, Glen  aMCSE TestPrep :bExchange server 5.5 /cby Glen Martin et al.  aNew DelhibPrentice-Hall of Indiac1998  axiii, 354p.c22 cms.