Scale Development: Theory and Applications (Applied Social Resea - VERY GOOD

Scale Development: Theory and Applications (Applied Social Research Methods)

Scale Development: Theory and Appli..., DeVellis, Rober

Scale Development: Theory and Applications by Devellis, Robert F.

Scale Development: Theory and Appli..., DeVellis, Rober

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

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