Gray William ed <br/><br/>
Unity through diversity    a festschrift for Ludwig von Bertalanffy 
Gray William ed; Rizzo Nicholas D ed 
 - New York  Gordon and Breasch Science Pub    1973 
 - Current topics of contemporary thought .
<br/><br/><label>Standard No.: </label>62,123 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PHILOSOPHY
<br/><br/><label>Dewey Class. No.: </label>RjN01, L3.9,2