01070cam a22002774a 4500991001560909707536060403s2003 caua b 001 0 eng d20021521020761926046 (cloth)b13391501-39ule_instDip.to Scienze pedagogicheita300.72DeVellis, Robert F127492Scale development :theory and applications /Robert F. DeVellis2. ed.Thousand Oaks, Calif. :Sage Publications, Inc.,2003viii, 171 p. :ill. ;23 cmApplied social research methods series ;26Include riferimenti bibliografici e indiceScienze socialiMetodi di ricerca.b1339150121-09-0603-04-06991001560909707536LE022 300 DEV01.0112022000120692le022LE022/Salvatore/2006pE69.14-l- 00000.i1423799419-05-06Scale development1091050UNISALENTOle02203-04-06ma -engcau00