1
Walczyk, Jeffrey J.
| American Psychological Association |
2007
2
Walczyk, Jeffrey J.
| A.P.A. |
1989
3
Walczyk, Jeffrey J.
| A.P.A. |
1989
4
Walczyk, Jeffrey J.
| A.P.A. |
1990
5
Walczyk, Jeffrey J.
| American Psychological Association |
2006