00549nam a22001697a 450000500170000001000150001702000260003203500140005803700130007208200080008510000200009324500780011326000500019127000890024130000300033050000190036020191015110743.0  aENG-126657  a9789353437701c325.00  aEN-110189  bDBAD/PUB  a340  aKarthikeyan, M.  aInternal security for civil services main examination /cby M.Karthikeyan  aNoidabPearson India Education Servicesc2019  a15th Floor, Tower-B, World Trade Tower, Plot No.1bBlock-C, Sector-16, Noidae201301  avarious pagingc22cm(pbk)  aIncludes index