Morford, J. P., & Kegl, J. A. Gestural precursors to linguistic constructs: How input shapes the form of language / Jill P. Morford. Judy A. Kegl. Language and gesture.(2004).

Morford, Jill P., and Judy A. Kegl. "Gestural Precursors to Linguistic Constructs: How Input Shapes the Form of Language / Jill P. Morford. Judy A. Kegl." Language and Gesture.(2004) .

Morford, Jill P., and Judy A. Kegl. "Gestural Precursors to Linguistic Constructs: How Input Shapes the Form of Language / Jill P. Morford. Judy A. Kegl." Language and Gesture.(2004), .