West, J. Y. (1937). The technique for appraising certain observable behavior of children in science in elementary schools. Teachers College, Columbia University.
Chicago-Zitierstil (17. Ausg.)West, Joe Young. The Technique for Appraising Certain Observable Behavior of Children in Science in Elementary Schools. New York, New York: Teachers College, Columbia University, 1937.
MLA-Zitierstil (9. Ausg.)West, Joe Young. The Technique for Appraising Certain Observable Behavior of Children in Science in Elementary Schools. Teachers College, Columbia University, 1937.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.