Silverman, Gordon. Computers and computer languages / Gordon Silverman, David Turkiew. - New York : McGraw-Hill, c1988. - x, 580 p. : ill. ; 25 cm. Includes index. ISBN: 0070575231 LCCN: 86021070 LC Class. No.: QA76.5 .S5524 1988 / .S5524 1988 Dewey Class. No.: 004