Bohl, Marlyn Study guide information processing / Marlyn Bohl. - Chicago : Science Research Association, c1976. - x,160 p. : ill. ; 23 cm. ISBN: 0574210403 Subjects--Topical Terms: Electronic data processing.Electronic digital computers. LC Class. No.: QA76 / .B64 1976 Dewey Class. No.: 001.64. / B676s