Hill Associates, Inc

year of pub­li­ca­ti­onISBNauthor(s)title
2000978-1-930760-05-9Hill Associates Inc.ExperTech Series: Wireless: Mobile Internet Access
  ''978-1-930760-10-3Hill Associates Inc.ExperTech Series: T-Carrier
2007978-1-930760-17-2Hill AssociatesExperTech 2.0 - Telephony Fundamentals
  ''978-1-930760-19-6   ''Expertech 2.0 - Ethernet Fundamentals