Da abstracção à complexidade formal : relações conceptuais num tesauro / Maria da Graça Simões
Mastering microsoft exchange server 2007 / Barry Gerber, Jim McBee
Microsoft exchange server 2007 : administrator's companion / Walter Glenn, Scott Lowe and Joshua Maher
The new CIO leader : setting the agenda and delivering results / Marianne Broadbent and Ellen S. Kitzis