Anxiety :  Current trends in theory and research / 
 Florida. state university, talla hassee 
Ed. by Charles d. spielberger. contributors: Ernest s. barratt and others 
 - 2 volúmenes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ansiedad--Congresos
<br/><br/><label>LC Class. No.: </label>BF575  / A6A58