Hahn, Harley, 1952- Harley Hahn's guide to Unix and Linux / Guide to Unix and Linux Harley Hahn. - Boston, MA : McGraw-Hill Higher Education, 2009. - xxxiv, 926 p. : ill. (some col.) ; 23 cm. Includes indexes. ISBN: 9780073133614 (pbk.) 0073133612 (pbk.) Subjects--Uniform Titles: UNIX (Computer file)Linux Subjects--Topical Terms: Operating systems (Computers) Dewey Class. No.: 005.432 / HAH