A study of handedness in the first two years of life should contribute to a systematic description of the development of handedness at this period, factual information concerning which has heretofore been lacking. In this approach handedness has been defined in terms of a psychological concept and is limited to overtly discernible handed behavior.
Proceedings of the Iowa Academy of Science
©1936 Iowa Academy of Science, Inc.
Lederer, Ruth Klein
"Handedness in the First Two Years of Life,"
Proceedings of the Iowa Academy of Science, 43(1), 331-333.
Available at: https://scholarworks.uni.edu/pias/vol43/iss1/125