O'Connor, N. <br/><br/>
Seeing and hearing and space and time / 
N. O'Connor and B. Hermelin 
 - London :  Academic Press,  c1978 
 - viii, 157 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>012524150X :  Rs. 224.40 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Perception in children<br/>Cognition in children<br/>Children with perceptual disabilities--Testing
<br/><br/><label>Dewey Class. No.: </label>136.7