00470nam 2200707 4500001000400000003002300004005000900027008004100036082000800077072002300085020001800108100001800126260002300144250000600167245004000173650002300213650001800236650002400254707StarLibrary Marc Built20180430201711 ||||| |||||||||||amh  a004 aa user\s viewpoint a0-07-099206-1 aA. R. Haskins btata megraw c1990 a2 aAn Introduction to computer studies aa user\s viewpoint aearly history athe computer system