Pahls, Richard J. <br/><br/>
A study of achievement and attitudes of fifth grade students in three mathematical programs  [microform] / 
Richard John Pahls. 
 - Ann Arbor, Mich. :  University Microfilms International,  1980. 
 - 2 microfiches ;  11 x 15 cm. 
<br/><br/>Thesis (Ph.D.)-University of Nebraska, 1979. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Students--Rating of.<br/>Academic achievement.