TY - BOOK AU - Crowder,Norman A. TI - The arithmetic of computers: an introduction to binary and octal mathematics T2 - A Tutor text AV - QA43 .C85 1960 U1 - 511.1 PY - 1960/// CY - Garden City, N.Y. PB - Doubleday KW - Numeration KW - Programmed instruction KW - Algebra ER -