HAHN, GERALD J. HARLEY HAHN'S STUDENT GUIDE TO UNIX - 2ND ED. - BOSTON Estados Unidos MCGRAW-HILL 1996 - 746 ISBN: 0070254923 LCCN: 29056 Subjects--Topical Terms: SISTEMA OPERATIVOUNIX (SISTEMA OPERATIVO) Dewey Class. No.: 005.71