00409nam a2200193Ia 4500008004100000082000800041082000800049100001600057245003100073250000900104260003500113260000900148300001000157365000800167365001100175365000600186365000600192650001700198181031s9999 xx 000 0 und d a721 bROP aRoper Peter aPractical Guide to Windows a4th. bInternational Thomson Business c1988 a103p. b593 cRupees d0 e0 aConstruction