This bibliographic review aims to present a single comprehensive source of references to facilitate clinical application of data obtained on the vocal activity of normal infants and to facilitate continued research on prelinguistic vocal output. The bibliography cites the published observational, empirical, and theoretical reports that examine the…

The first part of this bibliography contains annotations of articles on the acquisition of voice onset time (VOT) as the marker of a phonological contrast, that is, the studies concern children who are already developing a phonological system. The most common questions are the following: (1) When children begin to produce initial stops, how are…

A comprehensive bibliography on linguistic input in the home, clinic, and/or classroom is presented. Three general categories of materials are included: language spoken to normal children, cross-cultural studies, and language spoken to special populations. Linguistic input is a term that refers to the special language register that parents use to…