1.
Person-In-Environment System The Pie Classification System for Social Functioning Problems
by Karls, James M., Wandrei, K...
ISBN: 9780871012401
List Price: $64.99
2.
Pie Manual Person-In-Environment System The Pie Classification System for Social Functioning...
by Karls, James M., Wandrei, K...
ISBN: 9780871012548
List Price: $37.99