Microsoft Exchange Server 2007 (with SP1) - The Complete Reference
Richard Luckett, William Lefkovics, Bharat Suneja
"Exchange experts and Microsoft MVPs Richard Luckett, William Lefkovics, and Bharat Suneja have packed this book with practical guidance, useful information, and years of knowledge and experience. If you’re responsible for one or more aspects of an Exchange 2007-based messaging system, keep this book close, as you’ll be referring to it often!" --Scott Schnoll, Principal Technical Writer, Exchange Server Product Team, Microsoft Corporation