Osherson Daniel N. <br/><br/>
Logical abilities in children   

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 - New York  John Wiley and sons  1976 
 - 247 p.  24 cm. 
 - Chil psychology  4 .
<br/><br/>  Contenst: v. 1. Organization of length and class concepts: empirical consequnences of a piagetian formalism - v. 2. Logical inference: Underlying operations- v. 4. Reasoning and Concepts 
<br/><br/>  Child Psychology, Thinking, Child 
<br/><br/><label>ISBN: </label>0470990090 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child<br/>Thinking<br/>Child Psychology
<br/><br/><label>Dewey Class. No.: </label>155.4  / OSH