The consistency of articulation errors in young children
By: [by] Robin S. Chapman and Ai-chen Ting.  Report from the project on reading and related language arts basic pre-reading skills: identification and improvement, R.L. Venezky, principal investigator.
Contributors: Ting, Ai-chen, 1946-
Series: Technical report (Wisconsin Research and Development Center for Cognitive Learning) -- no. 153
Publisher: [s.n.]
Published: 1971
Place of publication: Madison, Wis
Language: eng
Number of pages: 28
Subjects: Children -- Language; Education -- Research; Linguistics -- Research; Speech -- Research