00354nam a2200145Ia 4500008004100000020001500041041000800056082001600064100002300080245003500103250000600138260003100144300001200175650002100187210716s1990    xx            000 0 und d  a083067537X  aeng  a005.45 RICR  aRichardson, Ronny.  aMS dos batch file programming.  a1  aUSAbWindcrest Booksc1990  axix,425  aMS DOS(005.3682)