Tokheim, Roger L. Schaum's Outline of Digital Principles. - 3rd ed. - New York : McGraw-Hill, c1994 [ie. c1993] - vii, 352 p. : ill. ; 28 cm. - Schaum's outline series. . Spine title: Digital principles. Cover title: Theory and problems of digital principles. ISBN: 9780070650503 Subjects--Topical Terms: Digital electronics. LC Class. No.: TK7868.D5T66 1994 Dewey Class. No.: 621.3815 TOK 1994