Lazarsfeld, Paul Felix. <br/><br/>
Latent structure analysis / 
Paul F. Lazarsfeld , Neil W. Henry. 
 - Boston :  Houghton Mifflin,  1968. 
 - ix, 294 p. ;  25 cm. 
<br/><br/>Bibliography : p. 288-292. 
<br/><br/><label>LCCN: </label>68-005707 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Latent structure analysis.