Computer numbering systems and binary arithmetic; a programmed text [by] Training Systems, inc., and Stanley L. Levine. Training Systems, Inc. Levine, Stanley L., joint author. Binary system (Mathematics) Programmed instruction. Octal system Programmed instruction. QA141.4 .T7 511.1 TRC New York, J.F. Rider 1965 1965 1965 Text 221 p. eng Rider programodule