Scandura, Joseph M. <br/><br/>
Structural learning and concrete operations :  an approach to Piagetian conservation / 
(by) Joseph M. Scandura (and) Alice B. Scandura. 
 - New York :  Praeger,  1980. 
 - 204 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p.31-134. 
<br/><br/><label>ISBN: </label>0030566975 
<br/><br/><label>Subjects--Personal Names: </label><br/>Piaget, Jean, 1896. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Philosophy.<br/>Conservation (Psychology).