A parte da enciclopédia que trata de linguagem está aqui:

Language development and literacy
Table of content (Last update: 02-25-2010)

Exemplos de artigos (que são mais 'pequenas exposições' - o interessante mesmo são as bibliografias)

Factors that Influence Language Development
Judith Johnson, PhD
University of British Columbia, CANADA

Literacy, Language and Emotional Development
Monique Sénéchal, PhD
Carleton University, CANADA

Language Development at an Early Age: Learning Mechanisms and Outcomes from Birth to Five Years
Erika Hoff, PhD
Florida Atlantic University, USA

Early Identification of Language Delay
Philip S. Dale, PhD & Janet L. Patterson, PhD
University of New Mexico, USA