Gookin, Dan. PCs for dummies / by Dan Gookin. - 6th ed. - Foster City, CA : IDG Books Worldwide, c1997. - xxii, 410 p. : ill. ; 24 cm. - For dummies . Includes index. ISBN: 9780764504358 Subjects--Topical Terms: Microcomputers. LC Class. No.: QA76.5 / .G6295 1998