The relative effectiveness of certain incentives in animal learning

by Simmons, Rietta, Simmons, Rietta
Published 1923

The relative effectiveness of certain incentives in animal learning /

by Simmons, Rietta
Published 1976

A study of the test-performance of American, Mexican, and Negro children,

by Koch, Helen L (Helen Lois), 1895-1977, Simmons, Rietta
Published 1926

A study of the test-performance of American, Mexican, and Negro children,

by Koch, Helen Lois, 1895-, Koch, Helen Lois, 1895-, Koch, Helen Lois, 1895-, Simmons, Rietta
Published 1926

Texas educational survey report ... Texas educational survey commission

by Brooks, Thomas Dudley, 1862-, Creager, John Oscar, 1872-1943, Favrot, Leo Mortimer, 1874-1949, Frost, Norman, 1887-, Hill, Clyde M (Clyde Milton), 1886-1965, Kelly, F. L., Parsons, Andrew Clarkson, 1881-, Petėrson, Ė. A., Simmons, Rietta, Tennant, J. L (John Leslie), 1881-1954, Wilson, H. B (Harry Bruce), 1874-1932, Zook, George Frederick, 1885-1951
Published 1924

Texas educational survey report ... Texas educational survey commission

by Brooks, Thomas Dudley, 1862-, Creager, John Oscar, 1872-1943, Favrot, Leo Mortimer, 1874-1949, Frost, Norman, 1887-1962, Hill, Clyde M (Clyde Milton), 1886-1965, Judd, Charles Hubbard, 1873-1946, Kelly, F. L., Parsons, Andrew Clarkson, 1881-, Petėrson, Ė. A., Simmons, Rietta, Tennant, J. L (John Leslie), 1881-1954, Wilson, H. B (Harry Bruce), 1874-1932, Zook, George Frederick, 1885-1951
Published 1924

Texas educational survey report ... Texas educational survey commission

Published 1924