Millsap, Roger Ellis. <br/><br/>
Statistical approaches to measurement invariance / 
by Roger E. Millsap. 
 - New York :  Psychology Press,  2011 
 - xii,355p. :  ill. , ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781848728189 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychometrics<br/>Psychology--Statistical methods<br/>Psychological tests