Social cognition,jointattention and communicative competence from 9-15 months of age / 
Malinda Carpenter ...[et al.]. 
 - New York:  Child development,  1998 
 - 176 p.: 
<br/><br/><label>ISBN: </label>0226094618 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child Development
<br/><br/><label>LC Class. No.: </label>BF720 .A85C37 1998