APA-Zitierstil (7. Ausg.)

Feil, N., & Klerk-Rubin, V. d. (2012). The validation breakthrough: Simple techniques for communicating with people with Alzheimer's and other dementias (3rd ed.). Health Professions Press.

Chicago-Zitierstil (17. Ausg.)

Feil, Naomi, und Vicki de Klerk-Rubin. The Validation Breakthrough: Simple Techniques for Communicating with People with Alzheimer's and Other Dementias. 3rd ed. Baltimore: Health Professions Press, 2012.

MLA-Zitierstil (9. Ausg.)

Feil, Naomi, und Vicki de Klerk-Rubin. The Validation Breakthrough: Simple Techniques for Communicating with People with Alzheimer's and Other Dementias. 3rd ed. Health Professions Press, 2012.