Brown, Roger,  1925-1997. <br/><br/>
A first language;  the early stages 
[by] Roger Brown. 
 - Cambridge, Mass.,  Harvard University Press,  1973. 
 - xx, 437 p.  illus.  24 cm. 
<br/><br/>Bibliography: p. [415]-422. 
<br/><br/><label>ISBN: </label>0674303253 
<br/><br/><label>LCCN: </label>72095455  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language acquisition.
<br/><br/><label>LC Class. No.: </label>P136  / .B7 
<br/><br/><label>Dewey Class. No.: </label>401.93 BRO