"Systems of Psychotherapy: A Transtheoretical Analysis" is a comprehensive textbook published by Oxford University Press that delves into the subject areas of psychology and medical psychotherapy. Authored by John C. Norcross, James O. Prochaska, and Judith J. Prochaska, this revised edition provides advanced-level educational content for adult and further education students. The book offers a thorough analysis of various systems of psychotherapy, making it a valuable resource for those interested in the field of psychotherapy and internal medicine."