The Internet market forecasts : indicators for global internet growth 1998-2005 / Daniel Biler, Iain Stevenson
Commercial strategies for Internet telephony / Margaret Hopkins and Philip Lakelin with Karin Sherwood
Mercado português de fundos de pensões portugueses : 1997: pension: investment: performance: service / ed. William M. Mercer
The manual of how to implement call centres / ed. Chorleywood Consulting