Scale Development: Theory and Applications Second Edition (Applied Social - GOOD

Scale Development Theory and A - ACCEPTABLE

Scale Development: Theory and Applications Second Edition (Applied Social...

Scale Development : Theory and Applications Paperback Robert F. D

Scale Development: Theory and - Paperback, by DeVellis Dr. Robert - Acceptable r

Scale Development: Theory and - Paperback, by DeVellis Dr. Robert - Acceptable

Scale Development: Theory and Applications Second Edition (Applied Social...

Scale Development: Theory and Appli..., DeVellis, Dr. R