Williams, Arthur Bernard, Electronic filter design handbook / Arthur Williams, Fred Taylor. - 4th ed. - New York ; London : McGraw-Hill, 2006. - xv, 775 p. : ill. ; 24 cm. + 1 CD-ROM (4 3/4 in.) One CD-ROM in pocket attached to inside back cover. Previous ed.: 1995. ISBN: 0070704341 LCCN: 2006281128 Subjects--Topical Terms: Electric filters--Design and construction. Dewey Class. No.: 621.3815324