French, C.S. Computer studies : an instructional manual / C.S.French . - 1st. - Eastleigh : D.P.Publications, 1984 . - 577 p. 22 cm. Includes index . Previous ed.:1982 . ISBN: 0905435729 (pbk) Subjects--Topical Terms: Computers LC Class. No.: QA76 Dewey Class. No.: 004