The problem of reliability in the study of early communication skills

• 1 February 1981
• journal article
• research article
• Published by Wiley in British Journal of Psychology
• Vol. 72  (1) , 27-41
• https://doi.org/10.1111/j.2044-8295.1981.tb02159.x

Abstract

Keywords

• SOCIAL BEHAVIOR
• MENTAL RETARDATION
• RELIABILITY