Systems of psychotherapy :   a transtheoretical analysis 
James O. Prochaska 
 - 2nd ed. 
 - Homewood, IL :  The Dorsey Press,  1984. 
 - xvi, 421 p. :  25 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0256030499 
<br/><br/><label>LC Class. No.: </label>RC480.8  / .P7 1984