Suphasinee Subhadhira, 1949- <br/><br/>
A correlation study between science cognitive achievements of Thai secondary students and their performances on the Piagetian task instrument  [microform] / 
by Suphasinee Subhadhira 
 - Ann Arbor, Mich. :  University Microfilms International,  1977 
 - 1 microfilm reel :  positive ;  35 mm. 
<br/><br/>Thesis (Ph.D.) - University of Northern Colorado, 1977 
<br/><br/><label>Subjects--Personal Names: </label><br/>Piaget, Jean
<br/><br/><label>Subjects--Topical Terms: </label><br/>Achievement tests--Thailand<br/>Learning, Psychology of<br/>Learning disabilities<br/>Cognition