Levine John R UNIX for dummies / by John R. Levine and Margaret Levine Young. - 4th ed. - Foster City, CA : IDG Books Worldwide, 1998. - xxviii, 376 p. : ill. ; 24 cm. Includes bibliographical references (p. 357) and index. ISBN: 0764504193 Subjects--Topical Terms: Operating systems Computers LC Class. No.: QA76.76.O63