TY - BOOK AU - DAS SUMITABHA; TI - UNIX:CONCEPT AND APPLICATION SN - 978-0-07-063546-3 U1 - 5.432 PY - 2006/// CY - NEW DELHI PB - TATA MC-GRAW HILL PUBLISHING COMPANY LTD KW - OPERATING SYSTEMSUNIX N1 - 992 ER -