AbstractGet full access to this articleView all access options for this article.Get accessReferences1. DUNN, L. M. (1965) Peabody Picture Vocabulary Test: Manual. Circle Pines, MN: American Guidance Service.2. Educational Testing Service (1970) Preschool Inventory, Revised Edition, 1970: Handbook. Princeton, NJ: Author.3. WALKER, W. (1969) Development of a Readiness Test for Disadvantaged Pre-School Children in the United States: Final Report. Maryville: Northwest Missouri State College.