00907nam0 2200313 450 991032545720332120190620171435.0978113820988620190620d2018----km y0itay50 baengGB 001yyResearch methods in educationLouis Cohen, Lawrence Manion, Keith Morrison8. edizioneAbingdonRoutledge2018XXVII, 916 p.25 cmEducazioneRicercaMetodoPedagogiaRicercaMetodo370.7222itaCohen,Louis332210Manion,Lawrence765873Morrison,Keith765874ITUNINAREICATUNIMARCBK9910325457203321370.72 COH 16326BFSBFSResearch methods in education1557474UNINA