Langman, Muriel (Potter), 1903-, <br/><br/>
Perception of symbol orientation and early reading success. 

 - New York :  AMS Press Inc.,  1949. 
 - x, 69 pages ;  22 cm. 
 - Contributions to education ; no.939. .
<br/><br/>Includes'References.' 
<br/><br/><label>ISBN: </label>0404559395 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reading, Psychology of.