"Cowles commission papers,chicago estimating linear restrictions on regrerrion corefficients for multivanate normal distributions" 

 - s.l  s.n.        
 - issue no.50 .
<br/><br/><label>Standard No.: </label>154827 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"B285 b4.73.N52, J2.50"