Cunningham, B. V. (1923). The prognostic value of a primary group test: A study of intelligence and relative achievement in the first grade. Teachers College, Columbia Univ.
Chicago-Zitierstil (17. Ausg.)Cunningham, Bess V. The Prognostic Value of a Primary Group Test: A Study of Intelligence and Relative Achievement in the First Grade. New York: Teachers College, Columbia Univ, 1923.
MLA-Zitierstil (9. Ausg.)Cunningham, Bess V. The Prognostic Value of a Primary Group Test: A Study of Intelligence and Relative Achievement in the First Grade. Teachers College, Columbia Univ, 1923.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.