R. A. · Robert Assagioli · Roberto Assagioli · Roberto, M.D. Assagioli
Inner Way Productions · Penguin
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Psychosynthesis: A Manual of Principles And Techniques | 978-0-14-004263-4 (0-14-004263-6) | 1977 |
| Transpersonal Development: The Dimension Beyond Psychosynthesis | 978-0-9530811-2-7 (0-9530811-2-5) | 2008 |