Long, Larry E. Computers / Larry Long, Nancy Long. - 3rd ed. - Englewood Cliffs, N.J. : Prentice Hall, c1993. - xxiii, 677 p. : ill. (some col.) ; 26 cm. Includes index. ISBN: 013156241X Subjects--Topical Terms: Computers.Electronic data processing. LC Class. No.: QA76.5 / .L654 1993 Dewey Class. No.: 004