00299nam a2200121Ia 450000500170000000800410001704100080005808200160006610000230008224500250010526000390013030000080016920260720174553.0260720s2004    xx            000 0 und d  aeng  a311.22 REDR  aReddy, Jayaprakash  aResearch methodology  aNew DelhibAshish Publishingc2004  a79p