K. H. · Katsutoshi Hirayama · Kenji Hirayama
| title | ISBN-13 (ISBN-10) | year of publication | |
|---|---|---|---|
| The Hirn System: Nomenclature of Organic Chemistry | 978-0-387-15031-4 (0-387-15031-5) | 1986 | |
| The Hirn System: Nomenclature of Organic Chemistry For Man-to-Machine and Man-to-Man Communication. Principles | 978-3-540-15031-2 (3-540-15031-5) | 1985 |