R. Ryan
发表
R. Ryan,
1976
.
T. Meenaghan,
R. O. Washington,
R. Ryan,
1982
.
R. Ryan,
R. Klenk,
1974
.
R. O. Washington,
R. Ryan,
1978,
Administration in social work.
R. Ryan,
1990,
The Wordsworth Circle.
R. Ryan,
2014,
The Wordsworth Circle.
R. Ryan,
1988,
The Wordsworth Circle.
R. Ryan,
1974,
Administration in mental health.
R. Ryan,
2016
.
Ronald A. Sharp,
R. Ryan,
1998
.