00522pamaa2200181 4500 0000019772 20100107090000.0 0471586846 (pbk.) 005.43 CHR QA76.76.O63 CHR 1994 CHRISTIAN The UNIX operating system Kaare Christian and Susan Richter. 3rd ed. New York: John Wiley,, c1994. xxi, 554p.: ill.; 24cm. Wiley professional computing UNIX (Computer file) Richter, Susan