Hayes, M. L. (1943). A study of the classroom disturbances of eighth grade boys and girls. Teachers College, Columbia Univ.
Chicago-Zitierstil (17. Ausg.)Hayes, Margaret L. A Study of the Classroom Disturbances of Eighth Grade Boys and Girls. New York: Teachers College, Columbia Univ, 1943.
MLA-Zitierstil (9. Ausg.)Hayes, Margaret L. A Study of the Classroom Disturbances of Eighth Grade Boys and Girls. Teachers College, Columbia Univ, 1943.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.