R. L. Lyman
发表
R. L. Lyman,
1922
.
R. L. Lyman,
1931,
The Elementary School Journal.
R. L. Lyman,
1915
.
R. L. Lyman,
1922,
The School Review.
R. L. Lyman,
1936
.
R. L. Lyman,
1933
.
R. L. Lyman,
1932,
The Elementary School Journal.
R. L. Lyman,
1924,
The School Review.
R. L. Lyman,
W. S. Gray,
F. Freeman,
1935,
The Elementary School Journal.
R. L. Lyman,
W. S. Gray,
F. Freeman,
1933,
The Elementary School Journal.
R. L. Lyman,
W. S. Gray,
F. Freeman,
1934,
The Elementary School Journal.
R. L. Lyman,
W. S. Gray,
F. Freeman,
1937,
The Elementary School Journal.
R. L. Lyman,
1918,
The School Review.