Scale development : theory and applications /
Robert F. DeVellis.
- 3rd edition.
- ix, 205 pages : illustration; 22 cm.
- Applied Social Research Methods Series ; 26 .
1.Overview -- 2.Understanding the Latent Variable -- 3.Reliability -- 4.Validity -- 5.Guidelines in Scale Development -- 6.Factor Analysis -- 7.An Overview of Item Response Theory -- 8.Measurement in the Broader Research Context.