00469nam a2200157Ia 4500003000600000005001700006008004100023022001800064040002500082082002100107100002200128245005300150260003000203300002600233500005200259NORSU20240422004856.0240215s9999    xx            000 0 und d  a971-08-2335-3  aNORSU-DumcNORSU-Dum  aGR/370.78/Sl1/c2  aSlavin, Robert E. 0aResearch Methods in Education: A Practical Guide  bPrentice-Hall, Inc.c1984  axiv, 306 pages; 22cm.  aIncludes Appendix Glossary References and Index