00297nam a22001097a 4500008004100000020001800041100001500059245006200074250001200136260003100148300000800179251013b        |||||||| |||| 00| 0 eng d  a0-471-09875-2  aF. J. Hill  aIntroduction to Switching Theory & Logical Design 3rd Ed.  a3rd Ed.  aNew YorkbJohn Wileyc1981  a617