Advanced system administration : UNIX SVR 4.2 / edited by Kathy O'Leary adn Matthew Wood - Englewood Cliffs, NJ. : Prentice-Hall, 1992 - pag.var. 23 cm. ISBN: 0130425656 Subjects--Topical Terms: REDES DE COMPUTADORASCOMPUTACIONUNIX Universal Decimal Class. No.: 004.451 UNIX