Karen G. Duffy

• Psychology for living
• Personal Growth and Behavior 1999-2000
• Personal growth and behavior, 98/99
• Psychology, 02/03
• Annual Editions
• Personal growth and behavior 93/94
• Personal Growth and Behavior, 02/03 (Personal Growth and Behavior, 2002-2003)
• Psychology 99/00
• Psychology, 1998/99
• Annual editions
• Annual Editions
• Personal Growth and Behavior