Wolfe, Paul. Anti-spam tool kit / Paul Wolfe, Charlie Scott, Mike Erwin. - New York : McGraw-Hill/Osborne, 2004 1425. - xx, 417 p. : ill. ; 24 cm. + 1 CD-ROM (4 3/4 in.) Includes index. ISBN: 007223167X Subjects--Topical Terms: Spam filtering (Electronic mail)--Computer programs.Electronic mail systems--Security measures.Spam (Electronic mail)--Prevention. Dewey Class. No.: 004.692 / W P A