Cronbach, Lee J. <br/><br/>
Essentials of Psychological Testing 

 - 3rd Ed.; 
 - London:  Harper International Edition,  1949. 
 - 752p.;  24cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>School Education
<br/><br/><label>Dewey Class. No.: </label>371.26  / CRO