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Scale development : theory and applications / Robert F. DeVellis.
- 300.72 D4891 2003
- DeVellis, Robert F.,
- Sage Publications,
- [2003] ©2003
- Thousand Oaks, Calif. :
-
Scale development : theory and applications / Robert F. DeVellis.
- 300.72 D4891
- DeVellis, Robert F.,
- Sage Publications,
- Newbury Park, Calif. :