An investigation of the development of the sentence and the extent of vocabulary in young children /
Smith, Madorah Elizabeth,1887-
Iowa City : The University,
[1926]
On cover: University of Iowa studies, 1st ser. no.109, May 15, 1926.
"References" : p. 69-71
Thesis (Ph.D) - University of Iowa, 1925.
Children
Child study.