The Logic of Language Development in Early Childhood Abteilung für Arbeitsnachweis Zunächst wird auf die Standardkrebstherapien 9783642096402 Zunächst wird auf die Standardkrebstherapien most economical and most flexible This monograph originated as an interim report on the research project Cog­ nitive and Social Determinants on Language Acquisition which I conducted under the auspices of the German Department of the University of Frankfurt from September 1971 until the end of 1976 and it is essentially based on a large body of observational data on the language development of the two middle class chil­ dren from their 16th up to their 23rd months of life