Aiken, Leona S. <br/><br/>
Multiple regression :  testing and interpreting interactions / 
Leona S. Aiken, Stephen G. West ; with contributions by Raymond R. Reno. 
 - Newbury Park :  SAGE Publications,  1991. 
 - xi, 212 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references (p. 190-197) and indexes. 
<br/><br/><label>ISBN: </label>0803936052 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Regression analysis.