2008 - Voip Deployment for Dummies (Paperback) ISBN-13: 9780470385432 ISBN-10: 047038543X Genres: Computers & Technology, Science & Math, Engineering & Transportation ? 2007 - Asterisk for Dummies (Paperback) ISBN-13: 9780470098547 ISBN-10: 0470098546 Genres: Computers & Technology, Engineering & Transportation ? 2006 - Telecom for Dummies [For Dummies Math & Science] (Paperback) ISBN-13: 9780471770855 ISBN-10: 047177085X Genres: Computers & Technology, Reference, Engineering & Transportation, Politics & Social Sciences ? |