TY - BOOK ID - 133599560 TI - The new DOS 4.0 AU - Christopher, Ken W AU - Feigenbaum, Barry A AU - Saliga, Shon O. PY - 1989 SN - 047150257X PB - New York : J. Wiley, DB - UniCat KW - PC DOS (Computer operating system) KW - IBM Personal System/2 (Computer system) KW - IBM Personal System/2 (Système informatique) UR - https://www.unicat.be/uniCat?func=search&query=sysid:133599560 AB - ER -