00362nam a2200157Ia 4500003000400000005001700004008004100021040000700062041000800069082001600077100002500093245002500118260003800143300000900181650001400190OSt20250903112529.0250729s2004    xx            000 0 und d  cAL  aeng  a311.22 KHAF  aKhan Sharief Mohamed  aEducational research  aNew DelhibA P H Publishingc2004  a164p  aEducation