Crook, Robert Herald <br/><br/>
An investigation of the relationship between psychological development and self esteem, ego identity, vocational maturity, academic achievement, and work / 
by Robert Herald Crook. 
 - 2 microfiches ;  11 x 15 cm. 
<br/><br/>Thesis(Ph.D)-University of California, 1982 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Developmental psychology.<br/>Self--respect--Testing.<br/>Ego (Psychology)--Testing.<br/>Academic achievement--Testing.