00825nam a2200241 i 4500991001549119707536030410s1991 it 000 0 ita d883860181Xb12162966-39ule_instDip.to Biologiaeng005.4320Coffin, Stephen65746UNIX :system V release 4 /Stephen CoffinMilano :McGraw-Hill Italia,c1991836 p. ;24 cmUNIX System V (Computer file)Operating systems.b1216296618-07-1110-04-03991001549119707536LE003 005 COF01.01 (1991)12003000039870le003-E0.00-l- 02020.i1249912210-04-03UNIX147395UNISALENTOle00310-04-03ma -engit 01