Trull, Timothy J., <br/><br/>
Clinical psychology / 
Timothy J. Trull. 
 - 7th ed. 
 - Belmont, CA :  Wadsworth/Thomson Learning,  2005. 
 - xvii, 620 p. : 
<br/><br/><label>ISBN: </label>0534633870 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clinical psychology.<br/>Psychotherapy.