Networks in the Netherlands : facts and figures: trend report on post and ICT infrastructures in 2002 / Ministry of Economic Affairs
Handbook on radio frequency spectrum requirements for civil aviation : including statement of approved ICAO policies / ICAO - International Civil Aviation Organization
Scorecard de capital humano : como medir o activo mais importante da sua empresa / José Bancaleiro
Gestão de recursos humanos para o século XXI / Mário Ceitil