00385nam a2200157Ia 4500008004100000020001500041082001700056100003100073245002500104250000600129260003300135300000800168650001600176650001400192653002100206170901s2006    xx            000 0 und d  a8174464972  a001.42bB51R  aBhattacharyya, Dipak Kumar 0aResearch Methodology  a2  aNew DelhibExcel Booksc2006  a399  aGenralities  aKnowledge  aResearch methods