Firkowska, A N <br/><br/>
Cognitive development and social policy.  [electronic resource] 

 -  Science (New York, N.Y.)  Jun 1978 
 - 1357-62 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0036-8075 
<br/><br/><label>Standard No.: </label>10.1126/science.663616  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child<br/>Cognition<br/>Educational Status<br/>Environment<br/>Humans<br/>Occupations<br/>Poland<br/>Socioeconomic Factors