11
Betz, Hans Dieter
| University of Chicago |
1996
12
Betz, Hans Dieter
| University of Chicago |
1994
13
Betz, Hans Dieter
| University of Chicago |
2000
14
Betz, Hans Dieter
| University of Chicago |
2015
15
Betzler, Monika
| The Univ. of Chicago |
2015
16
Betz, H. D.
| University of Chicago |
1986
17
Betz, Marian E.
| The Gerontological Society of America |
2016
18
Nieman, Carrie L.
| The Gerontological Society of America |
2017
19
Betz, Hans Dieter
| Fortress Press |
1985