Floyd, Thomas L. Digital fundamentals / Thomas L. Floyd. - 4th ed. - Columbus, Ohio : Merrill, c1990. - xiii, 786 p. : ill. ; 26 cm. - Merrill's international series in electrical and electronics technology . ISBN: 0675212170 Subjects--Topical Terms: Digital electronics.Logic circuits. LC Class. No.: TK7868 .D53 1990