| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|---|
| L-Tryptophan: Current Prospects in Medicine and Drug Safety | Gebunden | 978-3-11-013673-9 (3-11-013673-2) | 1994 | Hans Steinhart | |
| Tryptophan, Serotonin, and Melatonin: Basic Aspects and Applications | Paperback | 978-1-4613-7133-5 (1-4613-7133-3) | 2012 | Gerald Huether · Thomas J. Simat · Hans Steinhart | |
| Tryptophan, Serotonin, and Melatonin: Basic Aspects and Applications | Hardcover | 978-0-306-46204-7 (0-306-46204-4) | 1999 | Gerald Huether · Thomas J. Simat · Hans Steinhart |
Da Capo Press · De Gruyter · Springer