Ghosal Barry <br/><br/>
Psychology of science. 
Ghosal Barry; Shadish William R 
 -  1989 
<br/><br/><label>Standard No.: </label>5262 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>A:(S), M9