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Books by Robert F. Devellis

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6 books found
Scale Development: Theory and Applications (Applied Social Research Methods)
Scale Development: Theory and Applications (Applied Social …
By: Robert F. DeVellis
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Scale Development: Theory and Applications (Applied Social Research Methods)
Scale Development: Theory and Applications (Applied Social …
By: Robert F. Devellis
View Details
Scale Development: Theory and Applications (Applied Social Research Methods)
Scale Development: Theory and Applications (Applied Social …
By: Robert F. Devellis
View Details
Scale Development: Theory and Applications (Applied Social Research Methods)
Scale Development: Theory and Applications (Applied Social …
By: Robert F. Devellis
View Details
Scale Development: Theory and Applications (Applied Social Research Methods)
Scale Development: Theory and Applications (Applied Social …
By: Robert F. DeVellis
View Details
Scale Development: Theory and Applications
Scale Development: Theory and Applications
By: Robert F. DeVellis
View Details