The prediction of spelling difficulty
Subtitle: II. Regression analysis model one
By: Leonard S. Cahen, Susan K. Johnson and David E. Wiley
Contributors: Wiley, David E.; Johnson, Susan K.
Series: Research bulletin -- RB-70-47; Research bulletin (Educational Testing Service) -- RB-70-47
Publisher: Educational Testing Service
Published: 1970
Place of publication: Princeton, N.J
Language: eng
Number of pages: 19
Subjects: Language development; Spelling ability; Language and languages; Orthography and spelling
Notes: "This bulletin is a draft for interoffice circulation ..."

"August 1970."

Includes bibliographical references (p. 10-11).