1. Development of self-recognition in the infant;Bertenthal;Developmental Psychology,1978
2. Infant sensitivity to figural coherence in biomechanical motions;Bertenthal;Journal of Experimental Child Psychology,1984
3. Language, cognitive, & cherological development: The first steps in sign language acquisition;Bonvillian,1985
4. Development in infancy;Bower,1974
5. Acquisition of the handshape in American Sign Language: A preliminary analysis;Boyes-Braem,1973