The Benjamin PIS series 
Edited by Fred S. Keller 
 - London:  W. A. Benjamin,  1974. 
 - xiv, 225p. 
<br/><br/> PB 
<br/><br/><br/>Eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Study, Individualized
<br/><br/><label>Dewey Class. No.: </label>371.394  / SHP