Afzal, Amir. UNIX unbounded : a beginning approach / Amir Afzal. - 4th ed. - Upper Saddle River, N.J. : Prentice Hall, c2003. - xviii, 494 p. : col. ill. ; 28 cm. ISBN: 9780130927361 Subjects--Topical Terms: Operating systems (Computers) LC Class. No.: QA76.76.O63 / A366 2003 Dewey Class. No.: 005.4/32