De Groot, Adaeiaan D <br/><br/>
Methology : Foundations of inferences and research in the behavioral science 
Adaeiaan D. De Groot 
 - Paris  Mouton  1969 
 - xviii,400p.; 23cm.- 
 - Physchilogical studies;6 .
<br/><br/><label>Dewey Class. No.: </label>300.18  / DeG