D. Gardner

Locus of control and self-directed learning as predictors of wellbeing in the elderly

E. Helmes, D. Gardner, 1999 .

Individual differences in interpersonal dependency in older adults: Development of a measure and its evaluation in health care services

D. Gardner, 2003 .

Development of the interpersonal dependency scale for older adults

E. Helmes, D. Gardner, 2007 .

Locus of control and self-directed learning as predictors of wellbeing in the elderly

E. Helmes, D. Gardner, 1999 .