Butterworth, George <br/><br/>
Principles of developmental psychology / 
George Butterworth, Margaret Harris 
 - East Sussex :  Lawrence Erlbaum associates Ltd,  1994 
 - x , 277 p. :  ill. ;  22 cm. 
<br/><br/>References : p. 255 - 268 
<br/><br/><label>ISBN: </label>0863772803  RM56.52 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Development Pschology
<br/><br/><label>National Library of Medicine Call No.: </label>BF713