Multiple regression and causal analysis 
McKee J. McClendon. 
 - Prospect Heights   Waveland Press  1994 
 - xiv, 358 pages;  illustrations ;   24 cm 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>1577662431 
<br/><br/><label>LC Class. No.: </label>HA31.3  / .M39 1994