Hahn, Harley. Harley Hahn's guide to unix and linux / Harley Hahn. - Boston : McGraw-Hill, c2009. - xxxiv,926p. : fully ill. ; 23 cm. Includes index. ISBN: 9780071283977 Subjects--Topical Terms: Computer langauge.Computer programming.Linux.Unix. Dewey Class. No.: C 005.42 H124 2009