00462nam a2200169Ia 4500008004100000020001500041040001900056041001200075082002900087100001600116245004400132260004200176300001900218504001900237650001300256850002300269131103s9999    xx            000 0 und d  a8186340882  aLoreto College  aEnglish  a001.642/JAIbLCLIB/39471  aJaiswal, A.  aLearing and using dos in daycA.Jaiswal  aNew DelhibGalgotia Publicationc1995  a103p. c 22cm.  aIncludes index  aComputer  aLCLIB/001.6425/JAI