Hanson, Marci J., <br/><br/>
Teaching the infant with down syndrome :  a guide for parents and professionals / 
by Marci J. Hanson. 
 - Austin :  Pro-ed Inc.,  1987. 
 - 268 pages :  illustrations ;  28 cm. 
<br/><br/> Rev. ed. of: Teaching your Down's syndrome infant. c1977.