00269nam a2200109Ia 4500008004100000082001200041100001500053245002600068250001000094260004900104300000600153150614s9999    xx            000 0 und d  a6756  A  aL.R. Potti  aResearch  Methodology  aI-ed.  bYamuna Publications Thiruvananthapuramc2002  a0