1. Perception, Interaction, and Language;Affolter,1991
2. The development of verbalized space in the young child;Ames;The Journal of Genetic Psychology,1948
3. Spatial and Temporal Uses of English Prepositions;Bennett,1975
4. Language development in working-class black children: An examination of form, content and use;Blake,1984
5. Language Development: Form and Function in Emerging Grammars;Bloom,1970