Παραπομπή σε μορφή APA (7η εκδ.)

ebrary, Inc, Simpson, D., & Miller, L. (2004). Unexpected gains: Psychotherapy with people with learning disabilities. Karnac Books.

Παραπομπή σε μορφή Chicago (17η εκδ.)

ebrary, Inc, David Simpson, και Lynda Miller. Unexpected Gains: Psychotherapy with People with Learning Disabilities. London ; New York: Karnac Books, 2004.

Παραπομπή σε μορφή MLA (9th εκδ.)

ebrary, Inc, et al. Unexpected Gains: Psychotherapy with People with Learning Disabilities. Karnac Books, 2004.