R. Beck
发表
Robert H. Beck,
R. Beck,
1956
.
Robert H. Beck,
R. Beck,
1991
.
R. Beck,
1962,
Teachers College Record: The Voice of Scholarship in Education.
J. Kelly,
R. Beck,
R. H. Beck,
1977
.
R. Beck,
1975
.
R. Beck,
1975
.
K. C. Rusch,
R. Beck,
S. Newman,
1968
.
K. C. Rusch,
R. Beck,
1969
.
R. Beck,
1968
.
R. Beck,
R. Eisikovits,
1990,
Comparative Education Review.
K. C. Rusch,
R. Beck,
2007
.
K. C. Rusch,
R. Beck,
1970
.
Robert H. Beck,
R. Beck,
1965
.
W. Cook,
R. Beck,
N. C. Kearney,
1953
.
Robert H. Beck,
R. Beck,
2000
.
T. Peck,
R. Beck,
1998
.
R. Beck,
1990
.