Frank, H <br/><br/>
THE MULTIFACTOR BEHAVIORAL APPROACH TO THE GENETIC-ETIOLOGICAL DIAGNOSIS OF MENTAL RETARDATION.  [electronic resource] 

 -  Multivariate behavioral research  Apr 1969 
 - 131-45 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0027-3171 
<br/><br/><label>Standard No.: </label>10.1207/s15327906mbr0402_1  doi