TY - BOOK AU - Walker,Roger S. AU - Luecke,Gerald AU - Battle,Charles W. ED - Texas Instruments Incorporated. TI - Understanding computer science SN - 0895120461 (pbk.) AV - QA76.W186 .W186 U1 - 001.64 19 PY - 1981/// CY - Dallas, Tex. PB - Texas Instruments Learning Center KW - Computer science N1 - Includes index; Bibliography: p. B1-2 ER -