00629nam a2200193 a 4500001001400000003000700014005001700021008004100038020002500079040000800104100001900112245011200131250001200243260003700255300003500292504005000327650002400377700003400401vtls000084305KUKTEM20251125095955.0141201t2012    caua   f      001 0 eng d  a9781412978286 (hbk.)  aUMP1 aJohnson, Burke10aEducational research :bquantitative, qualitative, and mixed approaches /cBurke Johnson, Larry Christensen  a4th ed.  aThousand Oaks, CA :bSAGE,c2012  axxvi, 621 p. :bill. ;c27 cm.  aIncludes bibliographical references and index 0aEducationxResearch1 aChristensen, Larry B.,d1941-