31
Van Wormer, Katherine
| Libra Publishers, Inc |
2001
32
Kivnick, Helen Q.
| The Gerontological Society of America |
2014
33
Wells, Paul
| Hapdong Theological Seminary |
2015
34
(Volunteer and Civic Engagement)Environmental Volunteering and Health Outcomes over a 20-Year Period
Pillemer, Karl
| The Gerontological Society of America |
2010