Williams, Ken, 1938- Apple II computer graphics Ken Williams, Bob Kernaghan, Lisa Kernaghan illustrations by Gregory Paul Steffen - Bowie, MD R.J. Brady Co. 1983 - iv, 188 p. ill. 24 cm Includes index LCCN: 83-3871 Subjects--Topical Terms: Apple II (Computer)--ProgrammingComputer graphics