Feder, B. (1998). The art and science of evaluation in the arts therapies: How do you know what's working? Charles C. Thomas.
Chicago-Zitierstil (17. Ausg.)Feder, Bernard. The Art and Science of Evaluation in the Arts Therapies: How Do You Know What's Working? Springfield, Ill: Charles C. Thomas, 1998.
MLA-Zitierstil (9. Ausg.)Feder, Bernard. The Art and Science of Evaluation in the Arts Therapies: How Do You Know What's Working? Charles C. Thomas, 1998.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.