TY - BOOK ED - AT & T Bell Laboratories TI - The UNIX system user's guide SN - 0139390677 AV - QA76.76.O63 U554 1986 U1 - 005.4/465�19 PY - 1986/// CY - Englewood Cliffs, N.J. PB - Prentice-Hall KW - UNIX (Computer operating system) ER -