00528nam a22001817a 450000500170000001000150001702000260003203500130005803700130007108200110008410000310009524500570012625000110018326000330019427000460022730000230027350000500029620140811151215.0  aENG-110345  a9789350621769c395.00  aEN-93877  bDBAD/PUB  a001.42  aBhattacharyya, Dipak Kumar  aResearch methodology /cby Dipak Kumar Bhattacharyya  a3rd ed  aNew DelhibExcel Booksc2013  aA-45, Naraina, Phase IbNew Delhie110028  ax,440p.c24cm(pbk)  aIncludes bibliographical references and index