Ray, Michael L. <br/><br/>
Exploratory cluster analysis and nonmetric scaling of multitrait multimethod matrices / 
Michael L. Ray, Roger M. Heeler. 
 - Stanford:   Stanford Univrsity,   1971.  
 - 16 p. ;  28 cm. 
 - Research paper. 40 .
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Matrix analytic methods
<br/><br/><label>Dewey Class. No.: </label>519.22