Flake, Janice L. Fundamentals of computer education / Janice L.Flake, C. Edwin McClintock, Sandra Turner. - 2nd ed. - Belmont, Calif. : Wadsworth Pub. Co., c1990. ISBN: 053411718X Subjects--Topical Terms: LOGO (Computer program language) Dewey Class. No.: 004.16024 FLA