LEADER 01605nam a2200289 i 4500 001 991003766019707536 008 200121s2018 caua b 001 0 eng d 020 $a9781506386706 035 $ab14383883-39ule_inst 040 $aBibl. Dip.le Aggr. Ingegneria Innovazione - Sez. Ingegneria Innovazione$beng 082 $a300.721$223 100 1 $aCreswell, John W.$0143582 245 10$aResearch design :$bqualitative, quantitative, and mixed methods approaches /$cJohn W. Creswell, J. David Creswell 250 $aFifth edition 264 1$aLos Angeles, California :$bSAGE,$c2018 300 $axxv, 275 p. :$bill. (chiefly color) ;$c26 cm 504 $aIncludes bibliographical references and indexes 505 0 $aPreliminary considerations. The selection of a research approach -- Review of the literature -- The use of theory -- Writing strategies and ethical considerations -- Designing research. The introduction -- The purpose statement -- Research questions and hypotheses -- Quantitative methods -- Qualitative methods -- Mixed method procedures 650 0$aSocial sciences$xResearch$xMethodology 650 0$aSocial sciences$xStatistical methods 700 1 $aCreswell, J. David$eauthor$4http://id.loc.gov/vocabulary/relators/aut$0761415 907 $a.b14383883$b19-02-20$c18-02-20 912 $a991003766019707536 945 $aLE026 300.721 D CRE 01.01 2018$g1$i2026000131658$lle026$nProf. Corallo / Biblioteca$op$pE77.93$q-$rn$s- $t1$u0$v0$w0$x0$y.i15919031$z19-02-20 996 $aResearch design$91541626 997 $aUNISALENTO 998 $ale026$b21-01-20$cm$da $e-$feng$gcau$h0$i0